21. NHO C10 MC66 A company's perpetual preferred stock currently sells for $102.50 per share, and it pays an $8.00 annual dividend. If the company were to sell a new preferred issue, it would incur a flotation cost of 6.50% of the issue price. What is the firm's cost of preferred stock? ps ps O 7.97% U 9.28% pols 09.53% O 6.90% troductory 8.35%