Answer:
a. more firms will enter the market.
Explanation:
In the short term, there is economic loss. The price is $10 and the average cost is $11, meaning that every unit sold has a loss of one dollar. Registration and withdrawal is open when there is a long-term, and loss-making units can leave the market. This will lower the supply and raise the market price, but the cost of production will not change.
Hence some firm will leave the market