12. Suppose Stanley's Office Supply purchases 50,000 boxes of pens every year. Ordering costs are $57.8 per order and carrying costs are $0.50 per box. The vendor now offers a quantity discount of $0.02 per box if the company buys pens in order sizes of 10,000 boxes. Determine the before-tax benefit or loss of accepting the quantity discount. (Assume the carrying cost remains at $0.50 per box whether or not the discount is taken. And a hint: C*P = carrying cost per box.) a. $89 loss b. $89 benefit c. $1,089 loss d. $1,089 benefit e. $0 (The change would not affect profits.)