Billick Brothers is estimating its WACC. The company has collected the following information: Its capital structure consists of 28 percent debt and 72 percent common equity The company has 12-year bonds outstanding with a 7.9 percent annual coupon that are trading at par. The company's tax rate is 35 percent. The risk-free rate is 5.8 percent. The market risk premium is 4 percent. The stock's beta is 1. What is the company's WACC? 0 7.69% 0 7.89% 8.49% O 8.79% 08.19%