If A is the brother of B; B is the sister of C; and C is the father of D, how D is related to A?

Question: If A is the brother of B; B is the sister of C; and C is the father of D, how D is related to A?
[A].

Brother

[B].

Sister

[C].

Nephew

[D].

Cannot be determined

Answer: Option D

Explanation:

If D is Male, the answer is Nephew.

If D is Female, the answer is Niece.

As the sex of D is not known, hence, the relation between D and A cannot be determined.

Note: Niece – A daughter of one’s brother or sister, or of one’s brother-in-law or sister-in-law. Nephew – A son of one’s brother or sister, or of one’s brother-in-law or sister-in-law.