|A) A and C||B) C and F|
|C) A, B and D||D) Cannot be determined|
Answer: D) Cannot be determined
E is the daughter of A and F is the mother of E. So, A is the father of E and hence the husband of F. Now,
D is the daughter of F. So, D and E are the daughters of A and F Also. A is the son of C.
Now, only B remains. Thus, B and C are the parents of A.
The sex of B and C cannot be determined: