Assume That You Observe the Long-Run Average Cost Curve of ACME

Multiple Choice

Assume that you observe the long-run average cost curve of ACME Bookstores, a national chain.Starting from the point on the curve where output is zero and moving to the right, which of the following lists the behavior of long-run average costs in the correct sequence (that is, which will be observed first, second, etc.) ?

A) minimum efficient scale; economies of scale; constant returns to scale; diseconomies of scale
B) economies of scale; constant returns to scale; diseconomies of scale; minimum efficient scale
C) constant returns to scale; economies of scale; minimum efficient scale; diseconomies of scale
D) economies of scale; minimum efficient scale; constant returns to scale; diseconomies of scale