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

Ex Input:
Problem: if x and y are both odd prime numbers andx < y , then how many different positive integer factors does 2 xyhave ? 
Options: a ) 3 , b ) 4 , c ) 6 , d ) 12 , e ) 8

Ex Output:
e


Ex Input:
Problem: two numbers are in the ratio 3 : 4 . if their l . c . m . is 72 . what is sum of the numbers ? 
Options: a ) 42 , b ) 56 , c ) 76 , d ) 84 , e ) 85

Ex Output:
a


Ex Input:
Problem: two numbers are in the ratio 1 : 2 , if 7 is added to both , their ratio changes to 3 : 5 . the greatest number is 
Options: a ) 24 , b ) 26 , c ) 28 , d ) 32 , e ) 44

Ex Output:

c