Six friends M, N, O, P, Q and R are sitting in a straight row facing north. Exactly three people are sitting to the left of N. O is sitting immediately to the right of N. M and P are immediate neighbours of Q such that M is the fourth to the left of O. Where is R seated?

A

Second to the left of N

B

Third to the right of P

C

Immediate right of M

D

Third to the left of O