You are given the following information for a company:

EBIT $=$ $$4,500,000$

$30-$ year maturity, $3,000$ annual coupon bonds $($number of bonds $=3000)$ with a coupon rate of $10\%$ and a current market value of $$2000$ per bond.

$20-$year maturity, $2,000$ semi$-$annual coupon bonds with a coupon rate of $8\%,$ traded at $100\%$ of their principal value.

Tax rate $=0\mathrm{.}21$

Cost of unlevered equity RU$=20\%$

The bond par value for this firm is $$1,000$ per bond, regardless of maturity

What is the firm$$s WACC?

$23\mathrm{.}42$ percent

$14\mathrm{.}63$ percent

$10\mathrm{.}64$ percent

$8\mathrm{.}71$ percent

$18\mathrm{.}27$ percent