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

A. NEPHEW

M is the grandmother of N and O is the mother of N. How is O related to M?

A. DAUGHTER

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

B. HUSBAND

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 D is the daughter of E, and E is the mother of F, what is the relationship of D to F?

A. SISTER