Six members A, B, C, D, E and F of a family are travelling together, 'B' is son of 'C' but 'C' is not the mother of 'B'. 'A' and 'C' is a married couple. 'E' is brother of 'C'. 'D' is daughter of 'A'. 'F' is brother of 'B'. So how many male members are there in the family?

Correct option is C

Information Provided:

1. B is the son of C, but C is not the mother of B.

   • Therefore, C is the father of B.

2. A and C are a married couple.

   • Since C is the father, A is the mother.

3. E is the brother of C.

   • Therefore, E is male.

4. D is the daughter of A.

   • So, D is female.

5. F is the brother of B.

   • Therefore, F is male.

List of Members and Their Genders:

• A: Mother (Female)
• C: Father (Male)
• B: Son (Male)
• D: Daughter (Female)
• E: Brother of C (Male)
• F: Brother of B (Male)

Number of Male Members:

• C, B, E, and F are male.
• Total = 4 male members.

Final Answer:

4 male members.