A Hard Days Night $($HDN$)$ has a capital structure that is based on $46$ percent debt, $5$ percent preferred stock, and $49$ percent common stock. The cost of debt is $5\mathrm{.}9$ percent, the cost of preferred is $8\mathrm{.}6$ percent, and the cost of common stock is $12\mathrm{.}9$ percent. The tax rate is $21$ percent. What is the WACC for HDN$?$

Multiple Choice

$8\mathrm{.}465\%$

$8\mathrm{.}895\%$

$9\mathrm{.}11\%$

$12\mathrm{.}9\%$