If J + K means J is the daughter of K, K - L means K is the brother of L, and L * M means L is the mother of M, what is the relationship of J to M?

A. COUSIN

If S is the uncle of T, and T is the daughter of U, how is S related to U?

B. BROTHER-IN-LAW

If X + Y means X is the daughter of Y, X - Y means X is the son of Y, and X × Y means X is the uncle of Y, what is the relation of Z if X + Y - Z?

B. Z IS X'S FATHER

In the expression X + Y × Z - W, if X is the father of Y, Y is the brother of Z, and W is the sister of Y, what is the relationship of W to X?

A. W IS THE DAUGHTER OF X

If M × N means M is the mother of N, N - O means N is the sister of O, and O + P means O is the brother of P, what is the relationship of M to P in the expression M × N - O + P?

A. M IS THE GRANDMOTHER OF P