Task: Question Answering
Input (English): Problem: of 40 applicants for a job , 24 had at least 4 years ' experience , 15 had degrees , and 4 had less than 4 years ' experience and did not have a degree . how many of the applicants had at least 4 years ' experience and a degree ? 
Options: a ) 14 , b ) 3 , c ) 9 , d ) 7 , e ) 5
Output (English): b