26) The Panther Mall has a debt-equity ratio of 0.4 . If the cost of equity is 12.3 percent, and the pretax cost of debt is 6 percent, what is the weighted average cost of capital if the tax rate is 21 percent? 4 A) 8.52% B) 9.15% C) 9.78% D) 10.14% E) 10.50%