Company XYZ has raised capital by 20% debt, 65% equity, 10% short term debt, and 5% preferred stock. After tax cost of debt is 9%, cost of equity is 13%, cost of preferred stock is 14%, and after tax cost of short-term debt is 8%. What is WACC if the tax rate is 21%. 12.38 11.75 O 14.77 17.09