Task: Question Answering
Input (English): Problem: the size of a television screen is given as the length of the screen ' s diagonal . if the screens were flat , then the area of a square 20 - inch screen would be how many square inches greater than the area of a square 18 - inch screen ? 
Options: a ) 2 , b ) 4 , c ) 16 , d ) 38 , e ) 40
Output (English): d