A sum of Rs. 120 is divided among p, q and r in such a way that p gets Rs. 9 more than q and q gets Rs. 6 more than r. What is the ration of shares of p, q and r respectively?

A

18 : 15 : 13

B

15 : 12 : 10

C

16 : 13 : 11

D

11 : 8 : 10