Task: Question Answering
Input (English): Problem: the population of a town increased from 1 , 24,300 to 1 , 62,400 in a decade . the average percent increase of population per year is : 
Options: a ) 4.37 % , b ) 4 % , c ) 2.3 % , d ) 3.75 % , e ) none
Output (English): c