1.A is the mother of B. 2.C is the son of

3. D is the brother of E. 4. E is the daughter of
2.C is the son of A. 3. D is the brother of E. 4. E is the daughter of B. The grandmother of D is ? A. A B. B
C
E

The correct answer is A.

A is the mother of B. C is the son of A. D is the brother of E. E is the daughter of B.

Therefore, D is the grandson of A. A is the grandmother of D.

Option B is incorrect because B is the mother of D, not the grandmother.

Option C is incorrect because C is the son of A, not the grandmother of D.

Option D is incorrect because E is the daughter of B, not the grandmother of D.