1.  Questions: How is Tanya related to the man in the photograph ?
Statements:

I.  Man in the photograph is the only son of Tanya's grandfather.
II. The man in the photograph has no brothers or sisters and his father is Tanya's grandfather.

A. I alone is sufficient while II alone is not sufficient
B. II alone is sufficient while I alone is not sufficient
C. Either I or II is sufficient
D. Neither I nor II is sufficient
E. Both I and II are sufficient

Answer: Option C

Explanation:

From I, We conclude that the man is the only son of Tanya's grandfather i.e. he is Tanya's father or Tanya is the man's daughter. From II, we conclude that P is M's brother and so M's father is P's father. So, F is child of the sister of P's father i.e. F's mother is P's aunt or F is P's cousin.