In this task, you need to answer the given multiple-choice question on the general math. Classify your answers into 'a', 'b', 'c', 'd', and 'e'.

Ex Input:
Problem: having scored 95 runs in the 19 th inning , a cricketer increases his average score by 4 . what will be his average score after 19 innings ? 
Options: a ) 28 , b ) 27 , c ) 23 , d ) 22 , e ) 24

Ex Output:
c


Ex Input:
Problem: a soft drink company had 6000 small and 15000 big bottles in storage . if 12 % of small 14 % of big bottles have been sold , then the total bottles remaining in storage is 
Options: a ) 15360 , b ) 16010 , c ) 18180 , d ) 14930 , e ) 16075

Ex Output:
c


Ex Input:
Problem: a man is 22 years older than his son . in two years , his age will be twice the age of his son . the present age of his son is : 
Options: a ) 14 years , b ) 18 years , c ) 20 years , d ) 22 years , e ) 16 years

Ex Output:

c