Study the following information carefully and answer the given questions. There are nine members in a family
i.e. R, S, T, U, V, W, Y, Z, and
A. There are four females and three married couples. R is paternal uncle of Z. Y has only 2 children. A is daughter-in-law of S. T is married to S. U and V are sons of T. V is not married. W is married to Y. S is son-in-law of Y. W is a male member. Who among the following is brother-in-law of Z?