Topstone Industries has an expected EBIT of $1,000,000, a cost of equity of 10% and a cost of debt of 6%. Topstone s debt-to-equity ratio is 0.5. The corporate tax rate is 50%. What is the appropriate discount rate to be used under the APV method to value Topstone?" A. 9.2% B. 9.8% C. 10.8% D. 10.0% E. 7.7%