If J is the son of K and K is the daughter of L, what is J's relationship to L?

A. GRANDSON

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

A. SISTER

D is the daughter of E, and F is the son of E. What is F to D?

A. BROTHER

If P is the daughter of Q and Q is the sister of R, what is P's relation to R?

A. NIECE

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

B. BROTHER