If D is the brother of B, how B is related to C? To answer this question which of the statements is/are necessary?

Question: If D is the brother of B, how B is related to C? To answer this question which of the statements is/are necessary?

[A].

Only 1

[B].

Only 2

[C].

Either 1 or 2

[D].

1 and 2 both are required

Answer: Option D

Explanation:

Given: D is the brother of B.

From statement 1, we can detect that D is son of C (son of D is the grandson of C).

From statement 2, we can detect that B is ‘Female’ (sister of D).

Therefore, B is daughter of C.