Task: Question Answering
Input (English): Problem: a shop sells 1 chocolate at the rate rupee 1 each . you can exchange 3 warppers for one chocolate . if you have rs . 15 , what is the maximum number of chocolates you can get ? 
Options: a ) 21 , b ) 22 , c ) 23 , d ) 24 , e ) 25
Output (English): b