37.
Four girls A, B, C, and D are sitting in a row, facing towards the south (but not necessarily in the same order). Four boys P, Q, R and S are sitting in a row, facing towards the face of these girls (but not necessarily in the same order). P and C are diagonally opposite to each other. A is second to the right of C. S is the immediate neighbour of Q and R. C is facing R. Which of the following pairs of persons facing each other is definitely correct?