Let's analyze the given relationships step-by-step to determine how Shaurya is related to Karan. We will build a family structure based on the clues provided in the family relationship puzzle.

Understanding the Family Connections

We are given several relationships:

• Shanti's daughter is Chandini.
• Chandini is married to Abhi.
• Anchal is married to Sandy, who is Shanti's grandson.
• Abhi's grandson is Karan.
• Rashmi is the mother of Karan.
• Shaurya is Anchal's son.

Tracing Shaurya's Lineage

We know Shaurya is Anchal's son, and Anchal is married to Sandy. This means Shaurya is the son of Sandy and Anchal.

Sandy is described as Shanti's grandson. Shanti's daughter is Chandini. Therefore, Sandy could be the son of Chandini (and Abhi), or the son of another child of Shanti.

Let's consider the possibility that Sandy is a child of Chandini and Abhi. If Sandy is Chandini's son, then he is Shanti's grandson. This fits the description.

So, if Sandy is the son of Chandini and Abhi:

• Shanti → Chandini (daughter) → Sandy (grandson) → Shaurya (great-grandson).

Tracing Karan's Lineage

We know Karan is Abhi's grandson. Abhi is married to Chandini. So, Karan is also Chandini's grandson.

If Karan is Chandini's grandson, this means Karan is the son of one of Chandini's children.

We are also told Rashmi is the mother of Karan. So, Karan is the son of Rashmi and her spouse.

Combining the information: Abhi's grandson Karan is the son of Abhi's child. Abhi's children are also Chandini's children. So, Karan is the son of Chandini's child (who is also Abhi's child).

Let's assume Abhi and Chandini have a child, say 'Child X'. Child X is Abhi's child and Chandini's child. Child X is in the generation of Shanti's grandchildren. Karan is the son of Child X. Thus, Karan is Abhi's grandson (and Chandini's grandson).

• Shanti → Chandini (daughter) → Child X (grandchild) → Karan (great-grandson).

Connecting Shaurya and Karan

Both Shaurya and Karan are in the generation of Shanti's great-grandchildren.

Shaurya is the son of Sandy.

Karan is the son of Child X.

Sandy is Shanti's grandson (Generation 3).

Child X is Shanti's grandchild (Generation 3) through Chandini.

For Shaurya and Karan to be related as per the options, let's consider if Sandy and Child X are related in a way that leads to the given options.

Possibility 1: Sandy and Child X are Siblings

If Sandy and Child X are siblings, they are both children of the same parents. Since Child X is the child of Abhi and Chandini, this implies Sandy is also a child of Abhi and Chandini.

• Parents: Abhi and Chandini (Children of Shanti)
• Children: Sandy and Child X (Shanti's grandchildren, Abhi's children)
• Grandchildren: Shaurya (Sandy's son) and Karan (Child X's son). These are Abhi's grandsons and Shanti's great-grandsons.

In this scenario:

• Shanti's daughter is Chandini, married to Abhi. (Fits)
• Sandy is Shanti's grandson (via Chandini). Anchal is married to Sandy. (Fits)
• Abhi's grandson is Karan (via Child X). Rashmi is Karan's mother (married to or is Child X). (Fits)
• Shaurya is Anchal's son (Sandy's son). (Fits)

If Sandy and Child X are siblings, then Sandy's son (Shaurya) and Child X's son (Karan) are cousins.

Evaluating Other Options

• Brother: For Shaurya and Karan to be brothers, they must share the same parents. Sandy is Shaurya's father. Karan's father is Child X. So they are not brothers unless Sandy is the same person as Child X, which would mean Karan is Sandy's son. But Karan is Abhi's grandson, not son. If Sandy is Abhi's son, and Karan is Sandy's son, then Karan is Abhi's grandson. However, this would make Shaurya and Karan brothers (both sons of Sandy), which is an option. Let's re-check the phrasing. Shaurya is Anchal's son. Karan is Abhi's grandson and Rashmi's mother. Shaurya is Sandy's son. If Sandy is Abhi's son, and Karan is Sandy's son, then Shaurya and Karan are brothers. This seems possible.

  Let's structure this:

  • Shanti → Chandini — Abhi
  • Child: Sandy (Son of Abhi/Chandini, Grandson of Shanti)
  • Sandy — Anchal
  • Grandchildren: Shaurya (Son of Sandy/Anchal), Karan (Son of Sandy? Son of Sandy's sibling?)

  If Karan is Sandy's son, then Sandy is Abhi's child and Karan is Abhi's grandchild (fitting "Abhi's grandson is Karan"). In this case, Shaurya and Karan are both sons of Sandy, making them brothers.

  However, family puzzles often introduce other branches. Let's look at the structure leading to 'Cousin' again, as it involves distinct parental lines from the same generation of grandparents.

  Structure for Cousin relationship:

  • Shanti
  • |
  • Chandini — Abhi
  • | \
  • | Sibling of Sandy (Child X) — Rashmi
  • | |
  • | Karan (Son of Child X, Abhi's grandson)
  • |
  • Sandy (Son of Abhi/Chandini, Shanti's grandson) — Anchal
  • |
  • Shaurya (Son of Sandy/Anchal)

  This structure also fits all conditions and leads to Shaurya and Karan being cousins. It appears there might be two valid interpretations based on the exact phrasing.

  Let's re-read carefully: "Anchal is married to Sandy, the grandson of Shanti." "Abhi's grandson is Karan." Abhi is married to Shanti's daughter. So Abhi's grandson is also Shanti's great-grandson. Sandy is Shanti's grandson. So Sandy is in the generation above Abhi's grandson Karan. Sandy is in the generation of Abhi's children (Gen 3). Karan is in Gen 4. Shaurya is Sandy's son (Gen 4).

  Sandy (Gen 3, Shanti's grandson) → Shaurya (Gen 4, Sandy's son)

  Abhi (Gen 2) → Child (Gen 3, Abhi's child) → Karan (Gen 4, Abhi's grandson)

  The Gen 3 Child who is Abhi's child must be Chandini's child. This Child is Shanti's grandchild. Sandy is also Shanti's grandchild (Gen 3). So Sandy and the 'Child' parent of Karan are in the same generation (Gen 3) and are both Shanti's grandchildren.

  If Sandy and the 'Child' parent of Karan are siblings (both children of Shanti's child, likely Chandini), then Shaurya (Sandy's son) and Karan (Child's son) are cousins.

  If Sandy is a child of another branch of Shanti's family, and the 'Child' parent of Karan is a child of Chandini, then Sandy and the 'Child' are cousins, making Shaurya and Karan second cousins (not an option).

  The most direct interpretation that leads to one of the options is that Sandy and Karan's parent are siblings, making Shaurya and Karan cousins.

• Son: For Shaurya to be Karan's son, Karan would have to be Shaurya's parent. This contradicts Shaurya being Sandy's son.
• Nephew: For Shaurya to be Karan's nephew, Karan would be Shaurya's uncle or aunt. This would mean Karan is Sandy's sibling (or sibling's spouse), but Karan is in the next generation (grandson of Abhi, son of Sandy's sibling). So Shaurya is the son of Karan's sibling, making Shaurya Karan's nephew. This would happen if Sandy is Karan's sibling, and Shaurya is Sandy's son. If Sandy is Karan's sibling, then Sandy is also Abhi's grandson. This is not possible as Sandy is Shanti's grandson (Gen 3), and Karan is Abhi's grandson (Gen 4).

Conclusion on Shaurya's Relation to Karan

Based on the relationship structure where Sandy and Karan's parent are siblings (both being grandchildren of Shanti in the same generation), Shaurya (son of Sandy) and Karan (son of Sandy's sibling) are cousins.

Let's visualize the likely structure:

In this structure, Sandy and Child X are siblings. Shaurya is the son of Sandy, and Karan is the son of Child X. Children of siblings are cousins.

Therefore, Shaurya is related to Karan as a Cousin.

Revision Table: Key Relationships

Additional Information on Family Relationship Puzzles

Family relationship puzzles, also known as blood relations problems, require careful step-by-step deduction. It's often helpful to draw a family tree or list relationships generation by generation.

• Identify individuals and their connections (parent, child, sibling, spouse, etc.).
• Group individuals by generation.
• Use known relationships to infer unknown ones.
• For relationships like 'grandson' or 'grandson', remember there might be intermediate generations or multiple branches.
• Always check if your derived relationships are consistent with all statements given in the problem.
• When multiple interpretations seem possible, choose the one that leads to an option provided, usually favouring the closest relationship unless specified otherwise.

In this specific puzzle, understanding the generations of Sandy (Shanti's grandson) and Karan (Abhi's grandson) was key to placing them correctly and determining the relationship between their respective parents.