Direction: Study the information given below carefully and answer the question that follow.

Certain number of persons sits in a straight row facing north direction.

P sits 3rd to the right of A.  K sits to the immediate left of A. S sits 3rd to the left of K. S sits exactly in the middle of the row. M sits 2nd from one of the extreme ends. B sits exactly between M and K. A sits 5th from one of the extreme ends.