Assume Lowes Companies Inc. has a capital structure composed of $55\mathrm{.}00\%$ common equity, $25\mathrm{.}00\%$ preferred stock, and $20\mathrm{.}00\%$ debt. Their cost of equity is $19\mathrm{.}00\%,$ their cost of preferred stock is $6\mathrm{.}00\%,$ and their cost of debt is $8\mathrm{.}00\%.$ If the firm's marginal tax rate is $23\mathrm{.}00\%,$ what is its WACC?

$11\mathrm{.}00\%$

$11\mathrm{.}68\%$

$13\mathrm{.}55\%$

$13\mathrm{.}18\%$