D is the mother of E and F. G is the father of E. How is F related to G?

A. SON

O is the grandmother of P. Q is the mother of P. R is the father of P. How is O related to R?

A. MOTHER-IN-LAW

A is the brother of B. C is the sister of B. D is the mother of A. How is D related to C?

B. MOTHER

M is the grandmother of N. O is the mother of N. What is the relation of O to M?

A. DAUGHTER

D is the sister of E. F is the father of D. How is E related to F?

C. CHILD