Analyzing Human Development Index (HDI) Ranks of India's Neighboring Countries

The question asks us to arrange specific neighboring countries of India based on their Human Development Index (HDI) ranks for the 2021-22 period in increasing order. The Human Development Index is a summary measure of average achievement in key dimensions of human development: a long and healthy life, being knowledgeable and have a decent standard of living. Countries are ranked based on their HDI score, with a lower rank indicating a better level of human development.

Understanding the Human Development Index (HDI)

The HDI is calculated using indicators that reflect three basic dimensions:

• Life expectancy at birth (representing a long and healthy life).
• Mean years of schooling and expected years of schooling (representing access to knowledge).
• Gross national income (GNI) per capita (representing a decent standard of living).

The ranks are assigned from 1 upwards, so a country ranked 73 has a higher HDI score (and thus better human development) than a country ranked 129.

Identifying HDI Ranks for 2021-22

Let's look up the HDI ranks for the specified countries for the 2021-22 reporting period (which typically covers data from previous years):

Arranging Countries by Increasing HDI Rank

We need to arrange these countries in increasing order of their HDI ranks. This means starting with the country that has the lowest rank (best HDI) and ending with the country that has the highest rank (worst HDI) among the given options.

Let's list the countries and their ranks in ascending order of rank:

1. Sri Lanka (Rank 73)
2. Maldives (Rank 90)
3. Bhutan (Rank 127)
4. Bangladesh (Rank 129)

Mapping to the Option Labels

Now, let's replace the country names with their corresponding option labels (a, b, c, d) based on the question:

• Sri Lanka is 'a'.
• Maldives is 'b'.
• Bhutan is 'c'.
• Bangladesh is 'd'.

So, the order based on increasing rank is:

a > b > c > d

This arrangement corresponds to the sequence a-b-c-d.

Conclusion

By identifying the 2021-22 HDI ranks for Sri Lanka, Maldives, Bhutan, and Bangladesh and arranging them from the lowest rank (best HDI) to the highest rank (worst HDI), we find the order is Sri Lanka, Maldives, Bhutan, then Bangladesh. This corresponds to the option sequence a-b-c-d.

Revision Table: Neighboring Countries HDI Ranks

The final arrangement in increasing order of HDI rank is a-b-c-d.

Additional Information on HDI and Development Indicators

The Human Development Index (HDI) is one of the most widely used measures to compare the level of development across countries. It was created by the United Nations Development Programme (UNDP).

Key points about HDI:

• It is a composite index, combining multiple indicators into a single score.
• It ranges from 0 to 1, with higher scores indicating higher human development.
• Countries are often grouped into four tiers of human development based on their HDI score: Very High, High, Medium, and Low.
• While HDI is valuable, it does not capture all aspects of human development, such as inequality, poverty, human security, or empowerment. Other indices like the Inequality-adjusted HDI (IHDI), Gender Development Index (GDI), and Multidimensional Poverty Index (MPI) provide additional insights.
• HDI rankings can change year to year due to changes in the underlying indicators or changes in the data availability and methodology.

Knowing the relative HDI ranks of countries, especially neighbors, helps understand regional disparities in development levels.