In this task, you need to answer the given multiple-choice question on the general math. Classify your answers into 'a', 'b', 'c', 'd', and 'e'.

Ex Input:
Problem: if x is a positive integer , then the least value of x for which x ! is divisible by 100000 is ? can someone please explain intuitively what the question is asking ? 
Options: a ) 5 , b ) 9 , c ) 12 , d ) 20 , e ) 30

Ex Output:
d


Ex Input:
Problem: if p / q = 2 / 7 , then 2 p + q = ? 
Options: a ) 11 , b ) 14 , c ) 13 , d ) 15 , e ) 16

Ex Output:
a


Ex Input:
Problem: a student got twice as many sums wrong as he got right . if he attempted 27 sums in all , how many did he solve correctly ? 
Options: a ) 12 , b ) 16 , c ) 18 , d ) 9 , e ) 12

Ex Output:

d