In this task, you need to answer the given multiple-choice question on the gain. Gain is the value by which to multiply the input. Classify your answers into 'a', 'b', 'c', 'd', and 'e'.

Example Input: Problem: from january 1 , 1991 , to january 1 , 1993 , the number of people enrolled in health maintenance organizations increased by 20 percent . the enrollment on january 1 , 1993 , was 50 million . how many million people , to the nearest million , were enrolled in health maintenance organizations on january 1 , 1991 ? 
Options: a ) 38 , b ) 39 , c ) 40 , d ) 41 , e ) 42
Example Output: e

Example Input: Problem: there were two candidates in an election . winner candidate received 58 % of votes and won the election by 288 votes . find the number of votes casted to the winning candidate ? 
Options: a ) 776 , b ) 1044 , c ) 299 , d ) 257 , e ) 125
Example Output: b

Example Input: Problem: in an election a candidate who gets 60 % of the votes is elected by a majority of 900 votes . what is the total number of votes polled ? 
Options: a ) a ) 4500 , b ) b ) 5200 , c ) c ) 6900 , d ) d ) 7520 , e ) e ) 6000
Example Output:
a

