Task: Question Answering
Input (English): Problem: a and b are two multiples of 14 , and q is the set of consecutive integers between a and b , inclusive . if q contains 12 multiples of 14 , how many multiples of 7 are there in q ? 
Options: a ) 20 , b ) 21 , c ) 22 , d ) 23 , e ) 24
Output (English): d