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In Relation puzzle type, mutual blood relations or other information of more than two persons are mentioned and information about any two is mentioned.

There are six persons A, B, C, D , E and F. C is the sister of F. B is the brother of E's husband. D is the father of A and grandfather of F. There are two fathers, three brothers and a mother in the group.

Which of the following is a group of brothers ?

Option:
A. ABF
B. ABD
C. BFC
D. BDF
Answer: A . ABF

Justification:

D is father of A and grandfather of F. So, A is father of F. Thus, D and A are the two fathers. C is the sister of F. So, C is the daughter of A. Since there is only one mother, it is evident that E is the wife of A and hence the mother of C and C and F. So, B is brother of A. There are three brothers. So, F is the brother of C.

Clearly, B and A are brothers. F is the brother of C. So, three brothers are A, B, F.

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