Task: Question Answering
Input (English): Problem: the volume of a certain substance is always directly proportional to its weight . if 48 cubic inches of the substance weigh 112 ounces , what is the volume , in cubic inches , of 84 ounces of this substance ? 
Options: ['a ) 27', 'b ) 36', 'c ) 42', 'd ) 64', 'e ) 147']
Output (English): b