Task: Question Answering
Input (English): Problem: a hall is 15 m long and 12 m broad . if the sum of the areas of the floor and the ceiling is equal to the sum of areas of the four walls , the volume of hall is ? 
Options: ['a ) 1100', 'b ) 1200', 'c ) 1300', 'd ) 1400', 'e ) 1500']
Output (English): b