Direction: Study the following information carefully to answer the given questions.
Eight people are sitting in two parallel rows of four each such that each person of one row is facing the other person of the other row. P, Q, R, S sit in Row 2 facing South, while A, B, C, D sit in the Row 1 facing North. D sits at an extreme end of the row sitting opposite to the one who sits beside R. B sits to the immediate right of C, neither of them sits at the extreme end of the row. P does not sit near R, who sits opposite B. Q sits at an the extreme end of the row.