Eight people are sitting in two parallel rows containing 4 people each in such a way that there is equal distance between adjacent persons.
In row 1 - L, M, N and O are seated and all of them are facing south.
In row 2 - P, Q, R and S are seated and all of them are facing north.
Thus, each person faces another person from the other row. Q sits to the immediate right of S. Only two people sit between L and M. S faces L. The one who faces N, sits to the immediate left of P. R does not sit at any of the extreme ends.
Who among the following faces 0?
AP
BS
CR
DQ