Task: Question Answering
Input (English): Problem: if the length of the sides of two cubes are in the ratio 4 : 1 , what is the ratio of their total surface area ? 
Options: ['a ) 4 : 1', 'b ) 6 : 1', 'c ) 8 : 1', 'd ) 16 : 1', 'e ) 64 : 1']
Output (English): d