a. Write what area represents total cost at the profit-maximizing output level? (eg: 0P1ZQ2)b. Write what area represents profit? c. What is the profit per unit (average profit) at the profit-maximizing output level? d. If this industry was organized as a perfectly competitive industry, what would be the profit-maximizing price and quantity?Note: Identify curves A and B; the curve passing through V and W and also the line passing through Z and Y to answer the above questions.