Manico Company Produces Three Products-X, Y, & Z-With the Following

Manico Company produces three products-X, Y, & Z-with the following characteristics: $$\begin{array} { | l | l | l | l | l | l | l | } \hline & { X } & &Y & &{ Z } \\\hline \text { Selling price per unit } & \$ 20 & 100 \% & \$ 16 & 100 \% & \$ 15 & 100 \% \\\hline \text { Variable cost per unit } & 12 & 60 \% & 12 & 75 \% & 6 & 40 \% \\\hline \text { Contribution margin per unit } & \$ 8 & 40 \% & \$ 4 & 25 \% & \$ 9 & 60 \% \\\hline \text { Machine hours per unit } & 5 & & 3 & & 6 & \\\hline\end{array}$$ The company has only 2,000 machine-hours available each month. If demand exceeds the company's capacity, in what sequence should orders be filled if the company wants to maximize its total contribution margin?

A) Orders for Z first and no orders for X or Y.
B) Orders for X first, Z second, and Y third.
C) Orders for Z first, X second, and Y third.
D) Orders for Y first, X second, and Z third.