Assertion (A) The leaves of cauliflower become flaccid and gray in molybdenum deficiency.
Reason (R) Cauliflower plant is affected by whiptail disease in molybdenum deficiency.
(a) Both A and R are true and R is correct explanation of A
(b) Both A and R are true and R is not correct explanation of A
(c) A is true but R is false
(d) A is false but R is true
Correct Option (a) Both A and R are true and R is correct explanation of A