How is B related to A?
I. A is the son of C and C is the brother of B.
II. A is the father of D and D is the son of B.
Answer & explanation
Correct answer: option 2
Option II is correct:
If the question can be answered by using either of the statement alone.
From statement:
I. A is the son of C and C is the brother of B.
⇒ It is clear that B is the uncle/aunt of A.
II. A is the father of D and D is the son of B.
⇒ It is clear that B is the wife of A.
Therefore, we can find the answer using either of the statement. Therefore, Option II is correct.