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'.

Ex Input:
Problem: john makes $ 60 a week from his job . he earns a raise and now makes $ 110 a week . what is the % increase ? 
Options: a ) 16 % , b ) 83.33 % , c ) 17 % , d ) 17.61 % , e ) 17.56 %

Ex Output:
b


Ex Input:
Problem: by selling an article at rs . 800 , a shopkeeper makes a profit of 25 % . at what price should he sell the article so as to make a loss of 15 % ? 
Options: a ) 228 , b ) 480 , c ) 267 , d ) 288 , e ) 544

Ex Output:
e


Ex Input:
Problem: john makes $ 45 a week from his job . he earns a raise andnow makes $ 75 a week . what is the % increase ? 
Options: a ) 16 % , b ) 46.66 % , c ) 44.44 % , d ) 36.98 % , e ) 17 %

Ex Output:

c