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

Ex Input:
Problem: ratio between rahul and deepak is 5 : 2 , after 6 years rahul age will be 26 years . what is deepak present age . 
Options: a ) 14 , b ) 15 , c ) 8 , d ) 22 , e ) 24

Ex Output:
c


Ex Input:
Problem: in a class of 40 students 26 play football and play 20 long tennis , if 17 play above , many play neither ? 
Options: a ) 6 , b ) 8 , c ) 10 , d ) 11 , e ) 14

Ex Output:
d


Ex Input:
Problem: if two dice are thrown together , the probability of getting a square number on both the dice is 
Options: a ) 5 / 12 , b ) 1 / 3 , c ) 1 / 4 , d ) 1 / 12 , e ) 2 / 3

Ex Output:

d