A certain number of people are sitting in a row, facing the north. M is sitting at the extreme left end. K is to the immediate right of M. G is to the immediate right of K. Only five persons are sitting between G and D. D is at the 6th position from the extreme right end. G is at some place towards the left of D. If no other person is sittingi n the row, what is the total number of persons seated?
A13
B15
C12
D14