Task: Question Answering
Input (English): Problem: of the 65 cars on a car lot , 45 have air - bag , 30 have power windows , and 12 have both air - bag and power windows . how many of the cars on the lot have neither air - bag nor power windows ? 
Options: a ) 8 , b ) 2 , c ) 10 , d ) 15 , e ) 18
Output (English): b