Read the following information carefully and answer the questions given below:

P, Q, R, S, T, V and Z are seven employees of call centre. They work in three shifts-I, II and III, There is at least one and not more than three among them in any of these shifts. Each of them get one day off in every week from Monday to Sunday. Q works with only T in shift II and his weekly off is immediate to the next day of the off day of P, S has weekly off on Sunday and he is not in the same shift with either R or Q. P is in shift I with R whose off day is immediate after Q and immediately before T. V’s off day is immediately after T but not on Saturday. The employees having off day on Friday works in shift III and that on a Saturday does not work with TZ does not work either in shift II or in shift III.