S : Ootheca is formed in female Cockroach by the group of fertile eggs.
R : of Cockroach grows with by undergoing moulting process several times.
(A) - correct, R - Incorrect, R is explaination of .
(B) Both and R correct but R is not a explaination of .
(C) * - correct, R - incorrect
(D) *-incorrect, R - correct
