Mason Corporation had $$1,130,000$ in invested assets, sales of $$1,283,000,$ operating income amounting to $$236,000,$ and a desired minimum return on investment of $15\%.$

The profit margin $($rounded to one decimal place$)$ for Mason Corporation is

a$.88\mathrm{.}1\%$

b$.20\mathrm{.}9\%$

c$.15\mathrm{.}0\%$

d$.18\mathrm{.}4\%$