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

B. FATHER

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

A. BROTHER

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

A. NIECE

In a coded relation, if P * Q means P is the mother of Q, P ÷ Q means P is the father of Q, and P + Q means P is the sister of Q, what is the relationship of R if P * R ÷ Q?

C. R IS P'S DAUGHTER

If M is the grandmother of N and N is the son of O, what is the relationship of O to M?

C. DAUGHTER-IN-LAW