If K is the grandmother of L and L is the daughter of M, what is M's relationship to K?

A. DAUGHTER

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

A. SISTER-IN-LAW

If M is the grandfather of N and N is the daughter of O, what is the relationship of O to M?

A. SON

In a coded relationship, if A + B means A is the uncle of B, A - B means A is the aunt of B, and A × B means A is the grandfather of B, what is the relationship of C if A + B × C?

D. C IS A'S GRANDCHILD

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

C. COUSIN