If M is the sister of N, and N is the father of O, what is the relationship of M to O?

A. AUNT

If M is the grandmother of N and N is the daughter of O, what is O's relation to M?

D. CHILD

If D is the daughter of E and F is the son of E, what is F to D?

A. BROTHER

If J is the uncle of K and L is the sister of K, what is L to J?

A. NIECE

If X * Y means X is the mother of Y, and Y + Z means Y is the brother of Z, what is the relationship between X and Z?

C. MOTHER