J is the son of K. L is the daughter of M, who is the sister of K. How is L related to J?

A. COUSIN

A is the brother of B. C is the sister of B. D is the mother of A. How is D related to C?

B. MOTHER

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

D. SIBLING

If A is the brother of B, and B is the sister of C, how is A related to C?

A. BROTHER

If A × B means A is the father of B, A + B means A is the sister of B, and A - B means A is the brother of B, what is the relationship of C if A × C + B?

C. C IS THE DAUGHTER OF A