Kyle Store Sells K2 Skis -Use the Information in Scenario D

Multiple Choice

Kyle store sells K2 skis. The store makes a $200 profit per unit sold during the ski season, but it should take a $50 loss per unit if sold after the season is over. The following discrete probability distribution has been estimated for the season's demand.
$$\begin{array} { | c | c | } \hline \text { Demand } ( D ) & \text { Demand Probability } \\\hline 10 & 0.1 \\20 & 0.3 \\30 & 0.3 \\40 & 0.2 \\50 & 0.1 \\\hline\end{array}$$
-Use the information in Scenario D.2..What is the best order quantity?

A) Fewer than or equal to 20 units
B) Greater than 20 units but fewer than or equal to 40 units
C) Greater than 40 units but fewer than or equal to 50 units
D) Greater than 50 units