A company has an outstanding bond that sells in the market for $$1112.$ The bond matures in $8$ years, pay interest semiannually, and carry a $9\%$ coupon rate on $$1,000$ par value. What is company's cost of debt?

A$.7\mathrm{.}14\%$

B$.14\mathrm{.}23\%$

C$.3\mathrm{.}57\%$

D$.7\mathrm{.}12\%$

$3\mathrm{.}48\%$