Task: Question Answering
Input (English): Question: A rectangular circuit board is designed to have a width of W inches, a length of L inches, a perimeter of P inches, and an area of B square inches. Which of the following equations must be true?

 Option A: 2W^2 + PW + 2B = 0

 Option B: 2W^2 − PW + 2B = 0

 Option C: 2W^2 − PW − 2B = 0

 Option D: W^2 + PW + B = 0

 Option E: W^2 − PW + 2B = 0
Output (English): Option B