Task: Question Answering
Input (English): Problem: the area of a square land is a square feet and the perimeter is p feet. if 5 a = 10 p + 45, what is the perimeter of the land, in feet ?
Options: ['a. 18', 'b. 56', 'c. 40', 'd. 36', 'e. 64']
Output (English): d