Exhibit 8-11 -Refer to Exhibit 8-11, Which Is a Long-Run Average Total

Exhibit 8-11
-Refer to Exhibit 8-11, which is a long-run average total cost (ATC) schedule. At 3 units of output, the firm's production is in

A) decreasing marginal cost.
B) increasing marginal product of labor.
C) constant returns to scale.
D) economies of scale.
E) diseconomies of scale.