Task: Question Answering
Input (English): Problem: the area of an equilateral triangle is subtracted from its base , and the perimeter is then added to this total , the result is 4 . what is the height of the equilateral triangle if its base is 2 ? 
Options: ['a ) 2', 'b ) 3', 'c ) 4', 'd ) 5', 'e ) 6']
Output (English): c