Please provide calculation and justification

Table 14-8 A firm in a competitive market has the following cost structure. Quantity Average Total Cost (Units) (Dollars) 0 10 2 8 3 7 4 8 5 10 Refer to Table 14-8. If the firm's fixed cost of production is $3, and the market price is $10, how many units should the firm produce to maximize profit? 3 units 4 units 1 unit 2 unitsTable 14-7 A firm in a competitive market has the following cost structure: Quantity Total Cost (Units) (Dollars) 0 5 10 2 12 15 4 24 5 40 Refer to Table 14-7. If the market price is $16, this firm will Correct! O produce 5 units of output in the short run and face competition from new market entrants in the long run. produce 4 units of output in the short run and exit in the long run. shut down in the short run and exit in the long run. produce 5 units of output in the short run and exit in the long run.Scenario 14-2 The information below applies to a competitive firm that sells its output for $45 per unit. . When the firm produces and sells 100 units of output, its average total cost is $24.5. . When the firm produces and sells 101 units of output, its average total cost is $24.65. Refer to Scenario 14-2. When the firm increases its output from 100 units to 101 units, its profit Correct Answer O increases by $5.35. decreases by $5.35. decreases by $45.00. You Answered increases by $45.00