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'.

Input: Consider Input: Problem: if josh , doug , and brad have a total of $ 68 between them , and josh has two times as much money as brad but only 3 - fourths as much as doug , how much money does doug have ? 
Options: a ) $ 8 , b ) $ 9 , c ) $ 27 , d ) $ 32 , e ) $ 36

Output: d


Input: Consider Input: Problem: if x ^ 2 + y ^ 2 = 15 and xy = 3 , then ( x − y ) ^ 2 = 
Options: a ) 8 , b ) 9 , c ) 14 , d ) 17 , e ) 20

Output: b


Input: Consider Input: Problem: the maximum number of students among them 1234 pens and 874 pencils can be distributed in such a way that each student gets the same number of pens and same number of pencils is : 
Options: a ) 91 , b ) 2 , c ) 1001 , d ) 1911 , e ) none of these


Output: b