Answer the Following Questions Using the Information Below:
Darwin's Rockers

Answer the following questions using the information below:
Darwin's Rockers manufactures two models,Deluxe and Super Deluxe.Weekly demand is estimated to be 100 units of the Deluxe Model and 70 units of the Super Deluxe Model.The following per unit data apply:
$$\begin{array} { l c c } & \text { Deluxe } & \text { Sumer Deluxe } \\\text { Contribution margin per unit } & \$ 18 & \$ 20 \\\text { Number of machine-hours required } & 3 & 4\end{array}$$
-The contribution per machine-hour is:

A) $54 for Deluxe,$80 for Super Deluxe.
B) $15 for Deluxe,$16 for Super Deluxe.
C) $18 for Deluxe,$20 for Super Deluxe.
D) $6 for Deluxe,$5 for Super Deluxe.