Use the Following to Answer Questions

Multiple Choice

Use the following to answer questions :
-(Figure: Long-Run and Short-Run Average Cost Curves) Use Figure: Long-Run and Short-Run Average Cost Curves.If a firm faced the long-run average total cost curve shown in the figure and it expected to produce 100 000 units of the good in the long run,the firm should build the plant associated with:

A) ATC₁.
B) ATC₂.
C) ATC₃.
D) ATC₁ or ATC₂.