The market value of JAMS Corporation's debt is $4.5 million, which has a YTM of 7.29%. The company has 200,000 common shares outstanding priced at $21 per share, and 100,000 preferred shares outstanding priced at $67 respectively. The preferred dividend is $6 per share. The market premium is 6%, the risk-free rate is 3% and the company's beta is 1.3. The tax rate is 27%, what is its WACC? O 8.66% O 8.40% O 7.64% O 8.93% 9.23%