Morgan Inc Has 5,400 Machine Hours Available Each Month If Market Demand Exceeds the Available Capacity,in What Sequence Should

Morgan Inc has 5,400 machine hours available each month.The following information on the company's three products is available:
$$\begin{array} { | l | r | r | r | } \hline & \text { Product } & \text { Product } & \text { Product } \\& 1 & 2 & \mathbf { 3 } \\\hline \text { Contribution margin per } & \$ 15.00 & \$ 18.00 & \$ 7.50 \\\text { unit } & & & \\\hline \text { Machine hours per unit } & 3 & 2 & 1 \\\hline\end{array}$$
If market demand exceeds the available capacity,in what sequence should orders be filled to maximize the company's profits?

A) Product 1 first,product 2 second,and product 3 third.
B) Product 2 first,product 3 second,and product 1 third.
C) Product 3 first,product 2 second,and product 1 third.
D) Product 3 first,product 1 second,and product 2 thirD.
P1 CM/hr = 15/3 = $5;P2: 18/2 = $9;P3: 7.50/1 = $7.50