The diagram below shows the demand curve, marginal revenue curve, and cost curves for a monopolist that owns the only golf course on Eagle Island. The monopolist’s product is 18-hole golf games.  
a. What is the profit-maximizing price and output (number of rounds of golf per week) for the monopolist? Provide the reasoning behind your answer. (4 points) b. What is the average total cost per round of golf at the profit-maximizing level of output? How do you know this? (2 points) c. Calculate the profit, in dollars per week, to this monopolist. Show the full calculation work with an explanation by identifying the area of profit to this monopolist with proper reasoning. (4 points)