Directions: These questions are based on the following information. 

In a family of 7 members, A, B, C, D, E, F, and G. There are two couples in the family. C is the grandfather of F. E is the brother-in-law of B, who is the husband of A. A has no children. G is the daughter of D. A is not the daughter of C. C has two children one son and one daughter. G and F are siblings and E is the father of F. There are 4 males and 3 females in the family.