Adams Inc has a capital structure that consists of 70% common stock and 30% long-term debt. In order to calculate Adam's WACC, an analyst has accumulated the following information: - The company currently has 23-year, 8% annual coupon bonds that have a face value of $1,000 and sell for $1,075. - The risk-free rate is 6.25%. - The market risk premium is 4%. - The beta on Clark's common stock is 1.1. - The company's tax rate is 38\%. Question: What is the "pre-tax cost of debt", the "after-tax cost of debt", "cost of equity" and "WACC", respectively 7.39%,4.54%,9.65%,9.00%7.10%,4.40%,9.65%,8.08%7.32%,4.54%,10.65%,8.82%7.39%,4.58%,10.90%,9.00%7.10%,4.54%,10.65%,9.00%