Let's match the teaching methods from Column A with their corresponding descriptions from Column B.

1. Lecture Method: This method is primarily focused on imparting a large amount of knowledge and information in a structured format. It often involves the teacher speaking or presenting information to students, who are likely to be passive recipients. Therefore, this matches with (iii) Imparting large amount of knowledge.
2. Demonstration Method: In this method, the teacher or instructor shows the process of an activity to enhance understanding. It is an experience-based method where students learn by observing practical demonstrations. Hence, it matches with (ii) Experience based learning.
3. Project Method: This method encourages students to engage in various activities or projects, usually in groups, to achieve learning objectives. The focus is on collaboration and experiential learning through real-world tasks. Thus, the best match is (iv) Students engage in different activities together and learn.
4. Collaborative Method: This method emphasizes teamwork and group-based activities, enabling students to learn through participation and social interaction. The learning process is participative and collaborative. Hence, it aligns with (i) Emphasizing the participative procedure of an act.

Accordingly, the correct matching is:

• (a)-(iii); Lecture Method - Imparting large amount of knowledge
• (b)-(ii); Demonstration Method - Experience based learning
• (c)-(iv); Project Method - Students engage in different activities together and learn
• (d)-(i); Collaborative Method - Emphasizing the participative procedure of an act

Thus, the correct answer is the option: (a)-(iii); (b)-(ii); (c)-(iv); (d)-(i).

This analysis demonstrates how each method of teaching aligns with its primary educational focus, providing students with various ways to engage with and understand the material.