There are six people L, M, N, P, Q and R each having different heights. N is taller than Q and P

There are six people L, M, N, P, Q and R each having different heights. N is taller than Q and P. but shorter than M.P is taller only to Q while R is shorter only from L. From the given options choose the one that shows the pair of tallest and shortest person in the group.
(a) M and P
(b) P and Q
(c) M and L
(d) L and Q