If G is the son of H, and H is the mother of I, what is the relationship of G to I?

A. BROTHER

If G is the uncle of H and H is the son of I, how is G related to I?

B. BROTHER-IN-LAW

If A is the brother of B and B is the sister of C, what is the relationship of A to C?

A. BROTHER

If A is the brother of B, and B is the sister of C, how is A related to C?

A. BROTHER

If M is the father of N, and N is married to O, what is O's relation to M?

A. SON-IN-LAW