The Following Graph Shows the Market Demand and Average Cost

Multiple Choice

The following graph shows the market demand and average cost curve for electricity (in millions of kilowatts) in an urban centre:

-Refer to the above graph to answer this question.Suppose that the price is $3,and the market is served by two competing firms,each with average costs as shown in the graph and each having 50% of the market.What will be the quantity produced by each firm?

A) 50.
B) 55.
C) 75.
D) 100.
E) 110.