The Table Below Provides Information on Output Per Month and Short-Run

Multiple Choice

The table below provides information on output per month and short-run costs for a firm producing outdoor wooden lounge chairs.All costs are in dollars.
TABLE 7-5
-Refer to Table 7-5.Given the information in the table about short-run costs,this firm would minimize the average total cost of production when producing

A) 10 chairs.
B) 15 chairs.
C) 20 chairs.
D) 25 chairs.
E) 30 chairs.