Task: Question Answering
Input (English): Problem: in a class of 25 students , 3 students did not borrow any books from the library , 11 students each borrowed 1 book , 6 students each borrowed 2 books , and the rest borrowed at least 3 books . if the average number of books per student was 2 , what is the maximum number of books any single student could have borrowed ? 
Options: a ) 12 , b ) 13 , c ) 14 , d ) 15 , e ) 16
Output (English): d