Kenny Electric Company's noncallable bonds were issued several years ago and now have 20 years to maturity. These bonds have a 8.25% annual coupon, paid semiannually, sells at a price of $1,075, and has a par value of $1,000. If the firm's tax rate is 40%, what is the component cost of debt for use in the WACC calculation? a. 4.35% b. 5.08% c. 4.51% d. 4.83% e. 5.33%