NARRBEGIN: 15-1 Graph 15-1 -Refer to Graph 15-1.The shape of the average-total-cost curve reveals information about the nature of the ‘barrier to entry’ that might exist in a monopoly market.Which of

NARRBEGIN: 15-1
Graph 15-1
-Refer to Graph 15-1.The shape of the average-total-cost curve reveals information about the nature of the ‘barrier to entry’ that might exist in a monopoly market.Which of the following monopoly types best coincides with the figure?
A)natural monopoly
B)government-created monopoly
C)ownership of a key resource by a single firm
D)none of the above