Which of the following could be the most effective and interesting teaching strategy to introduce history to class 6 students ?

Correct option is B

The answer is (b) Play a “treasure-hunt’ game to make learners understand that historical constructions are made through piecing together of sources.
Option (b) is the most effective and interesting teaching strategy to introduce history to class 6 students. This is because it is a hands-on activity that will help students to develop their critical thinking skills and to learn how to interpret historical sources. It is also a fun and engaging activity that will keep students motivated.