A company's 8% coupon rate, semiannual payment, $1,000 par value bond that matures in 25 years sells at a price of $515. The company's federal-plus-state tax rate is 25%. What is the firm's after-tax component cost of debt for purposes of calculating the WACC? 15.56% 14.50% 9.23% 11.90% 13.15%