Mullineaux Corporation has a target capital structure of 75% common stock, 5% preferred stock, and 20% debt. Its cost of equity is 12.50%, the cost of preferred stock is 5.10%, and the pre-tax cost of debt is 6.10%. The relevant tax rate is 35%. What is Mullineauxs WACC?

a. 8.84%

b. 9.57%

c. 9.31%

d. 10.42%

e. 10.04%