Question 3 (40 Marks): A firm in perfect competition market has VC(USD) - 20' +80, where O is in units. When market price is 48$, the firm is at break-even. a. What is the firm's producer surplus when the market price is 58 USD/unit? b. What is the firm's decision when the market price is 38 USD? c. Assume that, there are 1000 firms in this market with identical cost functions (FC - 202 + 80). What is the market short run supply function? d. Present all the above results on a graph