Don't get these questions pls help they're shown below

Use the graph to answer the free-response question. Show any calculations and be sure to label your response MC $10 ATC AVC Price 14 15 12 Assume that the firm above operates in a perfectly competitive market a. Which labeled price (s) could be the market price if this firm is earning positive economic profits? b. Explain how the short-run price(s) from part (a) could get to the long-run equilibrium price level. c. At which labeled price(s) from the graph would the firm operate in the short run but leave the market in the long run? di If the short-run market price is $8, what will this firm's total revenue be? e. If the government instituted a per-unit tax, which curve(s) above would move