In a circular seating arrangement, A is sitting to the immediate right of B, and C is sitting to the immediate left of A. If D is sitting opposite to B, who is sitting to the immediate right of C?
Five friends, P, Q, R, S, and T, are seated in a row. P is not at either end. Q is sitting to the left of R. S is sitting at one of the ends. Who is sitting in the middle?