Study the given question carefully and answer the given question.
C is the daughter of the one who is son of B. There is only one married couple in the group. F is the brother of E, who is the daughter of D and grand daughter of B. A is the mother of C, who is married couple in the group.
How is B related to E?

Options

A. B is uncle of E
B. B is grandfather of E
C. B is Grandmother of E
D. B is brother of E