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

D. SIBLING

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

C. BROTHER-IN-LAW

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

B. BROTHER

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

A. BROTHER