If G is the daughter of H and I is the brother of H, what is I's relationship to G?

A. UNCLE

If J is the sister of K and L is the husband of J, how is L related to K?

A. BROTHER-IN-LAW

If M is the grandmother of N and O is the mother of N, what is O's relationship to M?

A. DAUGHTER

If X is the father of Y and Y is the brother of Z, what is Z's relation to X?

C. CHILD

If P is the uncle of Q and Q is the daughter of R, what is R's relation to P?

C. SISTER-IN-LAW