Introducing a man to her husband, a woman said, "His brother's father is the only son of my grandfather." How is the woman related to this man?

A woman introduces a man as the son of the brother of her mother. How is the man related to the woman?

Introducing a man, a woman said, “His wife is the only daughter of my father. ”How is that man related to the woman?

Pointing to a man in a photograph, a woman said, “His brother’s father is the only son of my grandfather. ” How is the woman related to the man in the photograph?

Pointing to a lady, a man said, "The son her only brother is the brother of my wife." How is the lady related to the man?Mother's sisterGrandmothermother-in-lawSister of father-in-law

Introducing a woman, a man says, "She is the daughter of the only child of my father." How is the woman related to the man?*2 pointsB. The woman is the man's sister