$($Graphing$)$ In the worksheet, insert an X Y chart with smooth lines that depicts the

demand curve, the MR curve, and the MC curve, in which Q is on the horizontal axis and

P$,$ MR$,$ and MC are on the vertical axis. The graph should have axis titles $($you can click

the $+$ menu on the upper right corner of the graph to add the axis titles$).$ Also, format

the horizontal axis and the vertical axis and set their major units as $5\mathrm{.}0($this will help

you answer the next question$).(1\mathrm{.}5$ point$)$