In this task, you need to provide the correct option for a given problem from the provided options.

Ex Input:
Problem: if 7 and 6 are factors of 60 n , what is the minimum value of n ? 
Options: a ) 2 , b ) 3 , c ) 7 , d ) 14 , e ) 56

Ex Output:
c


Ex Input:
Problem: in a certain pet shop , the ratio of dogs to cats to bunnies in stock is 3 : 7 : 12 . if the shop carries 375 dogs and bunnies total in stock , how many dogs are there ? 
Options: a ) 42 , b ) 66 , c ) 75 , d ) 112 , e ) 154

Ex Output:
c


Ex Input:
Problem: the l . c . m . of 2 numbers is 100 . the numbers are in the ratio 4 : 1 . find their product ? 
Options: a ) 1200 , b ) 2000 , c ) 2500 , d ) 3200 , e ) 1250

Ex Output:

c