(I).   A, B, C, D, E and F are six members of a family.
(II).  One couple has parents and their children in the family.
(III). A is the son of C and E is the daughter of A.
(IV). D is the daughter of F who is the mother of E. What relationship do D and E bear to each other ?

D. SISTER

A family consists of six members P, Q, R, S, T and U. There are two married couples. Q is a doctor and the father of T. U is grandfather of R and is a contractor. S is grandmother of T and is a housewife. There is one doctor, one contractor, one nurse, one housewife and two students in the family. Who is the husband of P ?

C. Q

All the six members of a family A, B, C, D, E and F are travelling together. B is the son of C but C is not the mother of B, A and C are a married couple. E is the brother of C. D is the daughter of A. F is the brother of B. How many children does A have ?

C. THREE

If (i) M is brother of N; (ii) B is brother of N; (iii) M is brother of D, then which of the following statements is definitely true ?

C. M IS BROTHER OF B

In a family, there are six members A, B, C, D, E and F. A and B are a married couple, A being the male member. D is the only son of C, who is the brother of A. E is the sister of D. B is the daughter-in-law of F, whose huasband has died. How many male members are there in the family ?

C. THREE