Boulder Furniture has bonds outstanding that mature in 15 years, have a 6% coupon, and pay interest semiannually. These bonds have a face value of $1,000 and a current market price of $1.075. What is the company's cost of debt capital? a) 2.64% Ob) 6.00% c) 5.26% d) 5.27% e) 7.50%