Assertion (A): The size of population and its composition are responsible for the social change.

Reason (R): The fertility of occupational groups in which the wives engage more generally in gainful occupations, is lower than that of other groups in the same economic category.

Codes:

A) Both A and R are is the correct explanation of A

B) Booth A and R are true but R is not the correct explanation of A

C) A is true but R is false

D) A is false but R is true

This MCQ is part of the UP PSC Previous Year Questions (PYQs) series, focusing on UPPSC Prelims 2000 (GS Paper I)