Directions: These questions are based on the following information.

A family has six members - A, B, C, D, E, and F among three generations. There are two married couples in two generations of people. There are an equal number of males and females in the family. Further information is given as follows:

E is the mother of F. A is the son-in-law of B. E is the daughter of D who is the wife of B. C is the uncle of F. E is the only child of her parents.