Seven friends - L, M, N, O, P, Q and R are sitting in a straight line facing North, not necessarily in the same order. M sits fifth to the right of O. P sits third to the right of L. Both L and P do not sit at the extreme ends of the line. Q and R are immediate neighbours of each other. N sits third to the left of Q.
If all the seven friends are made to sit in alphabetical order from left to right, the positions of how many will remain unchanged ?

Options

A. Four
B. Three
C. One
D. None

Answer

D

Explanation