Galvatron Metals has a bond outstanding with a coupon rate of 6.7 percent and semiannual payments. The bond currently sells for $1,863 and matures in 21 years. The par value is $2,000 and the company's tax rate is 22 percent. What is the company's aftertax cost of debt?

Multiple Choice

5.29%

5.73%

3.67%

3.43%

6.07%