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'.

Input: Consider Input: Problem: a technician makes a round - trip to and from a certain service center by the same route . if the technician completes the drive to the center and then completes 50 percent of the drive from the center , what percent of the round - trip has the technician completed ? 
Options: a ) 70 , b ) 65 , c ) 60 , d ) 75 , e ) 80

Output: d


Input: Consider Input: Problem: the workforce of company x is 60 % female . the company hired 24 additional male workers , and as a result , the percent of female workers dropped to 55 % . how many employees did the company have after hiring the additional male workers ? 
Options: a ) 160 , b ) 220 , c ) 288 , d ) 360 , e ) 420

Output: c


Input: Consider Input: Problem: john makes $ 60 a week from his job . he earns a raise andnow makes $ 80 a week . what is the % increase ? 
Options: a ) 15 % , b ) 33.33 % , c ) 17.8 % , d ) 19 % , e ) 21 %


Output: b