Using the Following to Answer Question 45 -The Maximum Number of Machines You Would Use Is
A)4

Multiple Choice

Using the following to answer question 45: $$\begin{array} { c c } \begin{array} { c } \text { Number of } \\\text { Machines }\end{array} & \begin{array} { c } \text { Marginal Physical Product } \\\text { of Machines }\end{array} \\1 & 5 \\2 & 6 \\3 & 6 \\4 & 5 \\5 & 4 \\6 & 2 \\7 & 0 \\8 & - 1\end{array}$$
-The maximum number of machines you would use is

A) 4.
B) 5.
C) 6.
D) 7.
E) 8.