AZ Products has 375,000 shares of common stock outstanding at a market price of $32 a share. Next year's annual dividend is expected to be $1.50 a share and the dividend growth rate is 2 percent. The firm also has 7,500 bonds outstanding with a face value of $1,000 per bond. The bonds have a pretax yield of 7.65 percent and sell at 98.6 percent of face value. The company's tax rate is 34 percent. What is the firm's weighted average cost of capital?

A. 5.41%

B. 6.06%

C. 7.52%

D. 5.58%

E. 6.59%