pretax cost of debt is $6\mathrm{.}09$ percent and the bonds sell for $96\mathrm{.}6$ percent of par. What is the firm's WACC if the tax rate is $23$ percent?

Multiple Cholce

$9\mathrm{.}24\%$

$8\mathrm{.}76\%$

$8\mathrm{.}92\%$

$10\mathrm{.}13\%$

$9\mathrm{.}71\%$