Along Its Long-Run Total Cost Curve,a Firm Is Producing

Multiple Choice

Along its long-run total cost curve,a firm is producing

A) at the output level for each plant size that has the lowest cost
B) at the minimum points of its various total cost curves
C) each level of output using the input mix that has the lowest cost
D) each level of output using the fewest possible inputs
E) at the output level for each plant size that uses the fewest possible inputs