Consider the following statements:
Assertion (A): Use of weedicides affect photosynthetic ability of plants.
Reason (R): Weedicides are metabolic inhibitors.
Codes:
(a) Both A and R are true, R is correct explanation of A.
(b) Both A and R are true, but R is not the correct explanation of A.
(c) A is true, R is false.
(d) A is false, R is true.