In decipher jumbled up description type of questions, a round-about description is given in the form of certain small relationships and direct relationship between the persons concerned is to be deciphered.

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

A. Brother
B. Father-in-law
C. Maternal uncle
D. Husband
E. None of these
Answer: D . Husband


Only daughter of my father -- My self.
So, the man is woman's husband.