Task: Question Answering
Input (English): Problem: the areas of the two spheres are in the ratio 1 : 4 . the ratio of their volume is ? 
Options: ['a ) 1 : 4', 'b ) 1 : 16', 'c ) 1 : 8', 'd ) 1 : 64', 'e ) 2 : 3']
Output (English): c