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: the sale price sarees listed for rs . 400 after successive discount is 30 % and 20 % is ? 
Options: a ) 297 , b ) 879 , c ) 342 , d ) 762 , e ) 224

Ex Output:
e


Ex Input:
Problem: in a certain parking lot , 2 % of the cars are towed for parking illegally . however 80 % of the cars which are parked illegally are not towed . what percentage of cars in the parking lot are parked illegally ? 
Options: a ) 4 % , b ) 6 % , c ) 8 % , d ) 10 % , e ) 12 %

Ex Output:
d


Ex Input:
Problem: what is 15 percent of 54 ? 
Options: a ) 7.3 , b ) 8.1 , c ) 9.5 , d ) 10.2 , e ) 11.6

Ex Output:

b