Question

Is D brother of F ? I. B has two sons of which F is one. II. D's mother is married to B.
A) If the data in statement I alone are sufficient to answer the question B) If the data in statement II alone are sufficient answer the question C) If the data either in I or II alone are sufficient to answer the question; D) If the data in both the statements together are needed.

Answer 1

Answer:

D) If the data in both the statements together are needed.