Task: Question Answering
Input (English): Problem: the volume of a wall , 5 times as high as it is broad and 8 times as long as it is high , is 12.8 cu . meters . find the breadth of the wall . 
Options: ['a ) 40', 'b ) 29', 'c ) 28', 'd ) 27', 'e ) 12']
Output (English): a