Bartlett Company's target capital structure is 60% debt, 15% preferred, and 25% common equity. The after-tax cost of debt is 6.00%, the cost of preferred is 7.50%, and the cost of common using reinvested earnings is 12.75%. The firm will not be issuing any new stock. You were hired as a consultant to help determine their cost of capital. What is its WACC? 10.12% 8.98% 9.83% 9.54% 7.91%