question_answer

If P + Q means P is the husband of Q; P - Q means P is the sister of Q and P x Q means P is the son of Q, then which of the following shows 'A is the daughter of B'?

A)  C x B ? A

B)  B +C x A

C)  D x B+C-A

D)  A-D x B

E)  None of these