Ripple Wine Merchants has $10,700$ shares of stock outstanding at a price per share of $$63.$ The risk$-$free rate is $2\mathrm{.}8\%$ and the expected market return is $9\mathrm{.}8\%.$ Ripple has a beta of $1\mathrm{.}59.$ The company also has $320$ bonds outstanding, with a par value of $$1000$ per bond. The after$-$tax cost of debt is $5\mathrm{.}89\%$ and the bonds sell for $93\mathrm{.}6\%$ of par. What is the firm's WACC if the tax rate is $21\%?$

Multiple Choice

$14\mathrm{.}54\%$

$9\mathrm{.}78\%$

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