A product sells for $$10$ ?and has unit variable costs of $$6\mathrm{.}70.$ ?The annual sales units for this product are $4,000.$ ?The firm has a total annual sales revenue of $$80,000.$ ?When performing multiproduct break$-$even analysis, what is the weighted contribution of this product?

$0\mathrm{.}165$

$0\mathrm{.}017$

$0\mathrm{.}5$

$0\mathrm{.}33$

$0\mathrm{.}67$