If D is the brother of B, how B is related to C? To answer this question which of the statements is/are necessary?
The son of D is the grandson of c.
B is the sister of d.
Only 1
Only 2
Either 1 or 2
1 and 2 both are required
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.
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.