Several Years Ago the Pettijohn Company Sold a $1,000 Par

Several years ago the Pettijohn Company sold a $1,000 par value, noncallable bond that now has 15 years to maturity and a 7.00% annual coupon that is paid semiannually. The bond currently sells for $925, and the company's tax rate is 40%. What is the component cost of debt for use in the WACC
Calculation?

A) 4.35%
B) 4.53%
C) 4.72%
D) 4.90%