Gould Design has $$1,000$ face value bonds outstanding with $17$ years to maturity, a coupon rate of $5$ percent, semiannual interest payments, and a current price of $$987\mathrm{.}78.$

What is the aftertax cost of debt if the tax rate is $21$ percent?

Multiple Choice

$4\mathrm{.}04\%$

$5\mathrm{.}09\%$

$2\mathrm{.}01\%$

$4\mathrm{.}02\%$

$5\mathrm{.}11\%$