Please solve ASAP

City S Airport Corporation is a public listed company. Airlines hardly have any choice to avoid the aeronautical fees in City S airport and passengers too are stuck with one airport. Therefore, the competition for the airport in City S is very limited. As such, the control of price is left solely to the airport authority. Last year, it made $1.6 billion in revenue from aeronautical fees, retail, car park fees and car rentals with operating expenses, financial costs, tax payments, depreciation and amortisation of about 900 million. Q 3. a (2 mark) According to the above information, what type of market structure does the City S Airport Corporation represent and what type of profit would it make in the long run? Q 3. b (2 mark) What are the main characteristics of this type of market structure? Give one real- world example of this type of producer. The figure below shows the marginal revenue, marginal cost, and average cost curves for Tony, a lobster farmer who is a profit maximiser. 500- Marginal 400- cost curve Average cost curve 300 D Marginal 200- revenue 100- o 1000 2000 3000 4000