A firm has current liabilities equal to $$6\mathrm{.}5$ million, a current ratio of $2\mathrm{.}5,$ and a quick ratio of $1\mathrm{.}7.$If the firm has costs of goods sold $($COGS$)$ equal to $$11$ million, what is its inventory turnover ratio?

A$.2\mathrm{.}12$

B$.2\mathrm{.}48$

C$.2\mathrm{.}51$

D$.4\mathrm{.}25$

E$.5\mathrm{.}29$

Please show all work$/$formulas that helped you reach your answer :)