Sarp Industries want to fund their new expansion project through shares and bonds. The weights of each are 70% and 30% respectively, the company's beta is 0.9, the risk-free rate is 5% and the market risk premium is 7%. The yield to maturity on the bonds is 6% and the tax rate is 15%. The WACC is equal to: Select one: a. 10% O b. 9.44% c. 10.33% O d. 8.33%