The salaries of A, B and C are of ratio 2 : 3 : 5. If the increments of 15%, 10% and 20% are done to their respective salaries then find the ratio of their salaries.

A ) 20 : 33 : 60

B ) 21 : 33 : 60

C ) 23 : 33 : 60

D ) None of these