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: 3 candidates in an election and received 5136 , 7636 and 11628 votes respectively . what % of the total votes did the winningcandidate got in that election ? 
Options: a ) 45 % , b ) 48 % , c ) 57 % , d ) 59 % , e ) 61 %
Example Output: b

Example Input: Problem: the present population of a town is 280 . population increase rate is 10 % p . a . find the population of town after 1 years ? 
Options: a ) 100 , b ) 120 , c ) 200 , d ) 220 , e ) 308
Example Output: e

Example Input: Problem: the salary of a typist was at first raised by 10 % and then the same was reduced by 5 % . if he presently draws rs . 2090 . what was his original salary ? 
Options: a ) 2277 , b ) 2999 , c ) 1000 , d ) 2651 , e ) 2000
Example Output:
e