Boulder Furniture has bonds outstanding that mature in 15 years, have a 6 percent coupon, and pay interest annually. These bonds have a face value of $1,000 and a current market price of $1,075. What is the company's aftertax cost of debt if its tax rate is 32 percent?
a. 3.58%
b. 5.53%
c. 5.21%
d. 2.97%