Mercado, Inc. has 5,400,000 common shares outstanding at a price of $ 64 each. He has 290,000 preferred shares outstanding with a 5.6% dividend based on the par value of $ 100, which sell for $ 103 each. It has issued 125,000 bonds at 109% of their par value of $ 1,000, with a yield to maturity of 5.93%. The common share's beta is 1.13, the treasury bills rate is 4.3%, and the market risk premium is 6.8%. The applicable tax rate is 34%.

The company's weighted average cost of capital (wacc) is Select one:

a. 7.09% b. It cannot be calculated with the expected information. c. 9.45% d. 10%