Question 8 1 pts Joe's Donuts operates in a monopolistic competition market and its cost and revenue curves are as represented in the figure below. Which of the following statements is true if Joe operates at the profit-maximizing price and quantity? sto 0 10 20 30 'O SO 60 'O 0 90100 O Joe's earns zero economic profit because total cost equals total rcwenue_ O Joe's earns zero economic profit because marginal rcwenue equals marginal cost. O Joe's earns positive economic profit because total O'enue exceeds total cost. O Joe's earns positive economic profit because total cost exceeds marginal cost. O Joe's earns negative profit because total cost exceeds total revenue.