Task: Question Answering
Input (English): Problem: when positive integer k is divided by 5 , the remainder is 2 . when k is divided by 6 , the remainder is 5 . if k is less than 39 , what is the remainder when k is divided by 7 ? 
Options: a ) 4 , b ) 5 , c ) 6 , d ) 3 , e ) 7
Output (English): d