Task: Question Answering
Input (English): Problem: oy started cycling along the boundaries of a square field from corner point a . after half an hour he reached the corner point c , diagonally opposite to a . if his speed was 8 km / hr , the area of the filed in square km is ? 
Options: ['a ) 64', 'b ) 4', 'c ) 16', 'd ) 9', 'e ) 5']
Output (English): b