13. International Exchange has three divisions: A, B, and C. Division A has the least risk and Division has the most risk. The firm has an aftertax cost of debt of 7.00 percent and a cost of equity of 15.30 percent. The firm is financed with 37 percent debt and 63 percent equity. Division A's projects are assigned a discount rate that is 1.80 percent less than the firm's weighted average cost of capital. What is the discount rate applicable to Division A? A. 11.24 percent B. 12.21 percent C. 8.68 percent D. 9.35 percent E. 10.43 percent