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

Ex Input:
Problem: the h . c . f . of two numbers is 10 and the other two factors of their l . c . m . are 13 and 14 . the larger of the two numbers is : 
Options: a ) 100 , b ) 120 , c ) 180 , d ) 140 , e ) 60

Ex Output:
d


Ex Input:
Problem: the ratio between the number of sheep and the number of horses at the stewart farm is 6 to 7 , if each horse is fed 230 ounces of horse food per day and the farm needs a total 12,880 ounces of horse food per day , what is the number of sheep in the farm ? 
Options: a ) 18 , b ) 28 , c ) 48 , d ) 56 , e ) 60

Ex Output:
c


Ex Input:
Problem: two numbers are in the ratio of 5 : 7 . if 25 be subtracted from each , they are in the ratio of 35 : 59 . find the numbers ? 
Options: a ) 60,88 , b ) 60,86 , c ) 60,82 , d ) 60,84 , e ) 60,83

Ex Output:

d