In a coded relationship, A × B means A is the sister of B, A + B means A is the father of B, and A - B means A is the mother of B. If C - A + B = true, what is the relationship of C to B?

A. C IS THE MOTHER OF B

If J is the grandmother of K and K is the daughter of L, what is the relationship between J and L?

A. MOTHER

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

B. DAUGHTER

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

D. SISTER

If X is the father of Y and Y is the brother of Z, what is Z's relation to X?

C. CHILD