Answer the questions based on the information given below. In a family of three generations, there are seven persons C, D, E, F, G, H and
I. F is the daughter of
C. H is the sister of
C. H is a married member. G is the sister-in-law of H. E is the father of
D. Neither E nor D has a sibling. I is the son of D, who is not married to H. If the gender of G and D is same, then, how many male members are there in the family?