(A): Research must be carried in such a manner that there will not be any waste by product in the reactions.
(R) : The reaction which gives no by product is an environment friendly reaction.

Options

A. Both (A) and (R) are true and (R) is the correct explanation'of (A)
B. Both (A) and (R) are true and (R) is not the correct explanation of (A)
C. (A) is true but (R) is false
D. (A) is false but (R) is true

Answer

A

Explanation

Both (A) and (R) are true and (R) is the correct explanation.of (A)