Your firm'x capital atructure is as follows: - Debit - Book value 5175m - Market value =$2000n - Cocipon rate w 89 - Yield to Maturity =6%. - Preferred Stock - Book value =575m - Marker value =$75m - Required Rate of Retum =9% * Common Stock - Book value =$150m - Market value =$300m - Required Rate of Return =12% Assume that the corponate tax rate is 35%. What is your firm's WACC? . 8.79% b. 9.52% c. 7.89% d. 8.46% e. 9.24%