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

Input: Consider Input: Problem: how many trailing zeros will be there after the rightmost non - zero digit in the value of 25 ! ( factorial 25 ) ? 
Options: a ) 25 , b ) 8 , c ) 6 , d ) 5 , e ) 2

Output: c


Input: Consider Input: Problem: the simple form of the ratio 5 / 8 : 3 / 2 is ? 
Options: a ) 5 : 8 , b ) 5 : 5 , c ) 5 : 9 , d ) 5 : 3 , e ) 5 : 1

Output: a


Input: Consider Input: Problem: assisants are needed to prepare for preparation . each helper can make either 2 large cakes or 35 small cakes / hour . the kitchen is available for 3 hours and 20 large cakes and 700 small cakes are needed . how many helpers are required ? 
Options: a ) 9 , b ) 10 , c ) 13 , d ) 16 , e ) 18


Output: b