question_answer

A contractor will build five houses in a certain town in a street that currently has no houses on it. The contractor will select from seven different models of houses T, U, V, W, X, Y and Z. The town's planning board has placed the following restrictions on the contractor: 

(i) No model can be selected for more than one house. Either model W must be selected or model Z, but both cannot be selected.

(ii) If model Y is selected, model V must also be selected.

(iii) If model U is selected, model W cannot be selected.

Following the above restrictions answer the question given below. If model U is one of the models selected for the street, then which of the following models- must also be selected?

A)  T                                

B)  W             

C)  Z                                

D)  None of these