Viserion, Inc., is trying to determine its cost of debt. The firm has a debt issue outstanding with 18 years to maturity that is quoted at 109 percent of face value. The issue makes semiannual payments and has an embedded cost of 6 percent annually. What is the company's pretax cost of debt? 5.22% 6.27% 4.07% 5.74% 4.70% If the tax rate is 22 percent, what is the aftertax cost of debt? 4.07% 3.67% 4.48% 5.70% 5.22%