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: ravi purchased a refrigerator and a mobile phone for rs . 15000 and rs . 8000 respectively . he sold the refrigerator at a loss of 4 percent and the mobile phone at a profit of 11 percent . overall he make a .
Options: a ) 228 , b ) 288 , c ) 27 , d ) 200 , e ) 280

Ex Output:
e

Ex Input:
Problem: if 40 % of a certain number is 160 , then what is 90 % of that number ?
Options: a ) 270 , b ) 380 , c ) 260 , d ) 360 , e ) 290

Ex Output:
d

Ex Input:
Problem: in the fifth grade at parkway elementary school there are 500 students . 350 students are boys and 250 students are playing soccer . 86 % of the students that play soccer are boys . how many girl student are in parkway that is not playing soccer ?
Options: a ) 69 . , b ) 73 . , c ) 81 . , d ) 91 . , e ) 115 .

Ex Output:
e