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

Example Input: Problem: how many factors does 36 ^ 2 have ? 
Options: a ) 2 , b ) 8 , c ) 24 , d ) 25 , e ) 26
Example Output: d

Example Input: Problem: the ratio of the two natural numbers is 5 : 6 . if a certain number is added to both the numbers , the ratio becomes 7 : 8 . if the larger number exceeds the smaller number by 10 , find the number added ? 
Options: a ) 17 , b ) 14 , c ) 10 , d ) 16 , e ) 20
Example Output: c

Example Input: Problem: if two dice are thrown together , the probability of getting an even number on both dice is 
Options: a ) 1 / 4 , b ) 1 / 5 , c ) 1 / 6 , d ) 1 / 3 , e ) 1 / 2
Example Output:
a