The question below consists of a question and two statements numbered I and II given below it. You have to decide whether the data provided in the statements are sufficient to answer the question. Read both statements and give the answer.
Statements:
I. Y and Z are children of D who is the wife of X.
II. R's sister X is married to Y's father.
How is X related to Y?
1
Either I or Il is sufficient.
2
II alone is sufficient while I alone is not sufficient.
3
I alone is sufficient while II alone is not sufficient.
4
Neither I nor II is sufficient.