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: a baseball card decreased in value 10 % in its first year and 10 % in its second year . what was the total percent decrease of the card ' s value over the two years ? 
Options: a ) 19 % , b ) 30 % , c ) 32 % , d ) 36 % , e ) 72 %

Ex Output:
a


Ex Input:
Problem: john makes $ 65 a week from his job . he earns a raise andnow makes $ 70 a week . what is the % increase ? 
Options: a ) 7.69 % , b ) 16.66 % , c ) 17.8 % , d ) 19 % , e ) 21 %

Ex Output:
a


Ex Input:
Problem: $ 9,000 is deposited in a savings account that pays 14 % annual interest compounded semiannually . to the nearest dollar , how much is in the account at the end of the year ? 
Options: a ) $ 11304.12 , b ) $ 12304.54 , c ) $ 11604.14 , d ) $ 10304.10 , e ) $ 9304.41

Ex Output:

d