Q:

A is the mother of B. B is the sister of C. D is the son of C. E is the brother of D. F is the mother of E. G is the granddaughter of A. H has only two children B and C.
Who is the mother of G?

• 1
  C
• 2
  B
• 3
  F
• 4
  Either B and F
• 5
  Either C and F