Average operating assets are $$1,000,000$; operating income is $$200,000$; the

required minimum rate of return is $10\%$; and sales are $$4,000,000.$ The margin and

turnover, respectively, are

A$)0\mathrm{.}05$;$2\mathrm{.}0$

B$)0\mathrm{.}05$;$4\mathrm{.}0$

C$)0\mathrm{.}10$;$2\mathrm{.}0$

D$)1\mathrm{.}10$;$4\mathrm{.}0$

E$)$ none of the above