A, B, C and D are four people.

A, B, C and D are four people.

  1. A is the son of B.
  2. B is the daughter of C.
  3. C is the mother of D.

Which among the following is true?

  • B and D are brothers.
  • D is the father of A.
  • A and D are brothers.
  • B is the sister of D