Task: Question Answering
Input (English): Problem: what is the perimeter of a triangle with sides 7 and 5 that has the maximum possible area ? 
Options: ['a ) 12 + √ 7', 'b ) 12 + 4 √ 7', 'c ) 12 + √ 47', 'd ) 12 + 4 √ 47', 'e ) 12 + √ 74']
Output (English): e