Figure 7.2.1 -Refer to Figure 7.2.1 Above. When 7 Units of Output

Multiple Choice

Figure 7.2.1
-Refer to Figure 7.2.1 above. When 7 units of output are produced:

A) average fixed cost reaches its minimum.
B) average total cost reaches its minimum.
C) average variable cost reaches its minimum.
D) marginal cost reaches its minimum.
E) all of the above