(A) Carbonyl compounds take part in nucleophilic addition reactions.
(R) These reactions are initialed by nucleophilic attack at the electron deficient carbon atom.
A. If both (A) and (R) are correct and (R) is the corect explanation of (A)
B. If both (A) and (R) are correct but (R) is not correct explanation of (A)
C. If (A) is correct but (R) is incorrect.
D. If (A) is incorrect but (R) is correct