Bleakly Enterprises has a capital structure of 45 percent common stock, 5 percent preferred stock, and 50 percent debt. The flotation costs are 4.5 percent for debt, 7 percent for preferred stock, and 9.5 percent for common stock. The corporate tax rate is 34 percent. What is the weighted average flotation cost?5.83 percent6.20 percent6.42 percent6.67 percent6.88 percent