please tell me the correct option

Theresa's Flower Garden has 650 bonds outstanding that are selling for $1,007 each, 2,100 shares of preferred stock with a market price of $68 a share, and 42,000 shares of common stock valued at $44 a share. What weight should be assigned to the preferred stock when computing the weighted average cost of capital? 6.67 percent 6.08 percent 5.40 percent 5.75 percent