Pointing to a photograph, a woman says, "This man`s son`s sister is my mother-in-law." How is the woman`s husband related to the man in the photograph ?
(I). A, B, C, D, E and F are six members of a family. (II). One couple has parents and their children in the family. (III). A is the son of C and E is the daughter of A. (IV). D is the daughter of F who is the mother of E.
How many female members are there in the family ?