Assume Nadia voluntarily leaves a job with a salary of $100 per day to open a restaurant instead. After deducting all explicit costs from the restaurant revenues, Nadia has a gain of $120 assuming there are no additional implicit costs, which of the following statements is true? A. Nadia has an accounting profit of $20 B. Nadia has an accounting profit of $100. C. Nadia has an economic profit of $20. D. Nadia has an economic profit of $120. E. Nadia has an economic profit of -$20 help ASAP