If a firm’s revenues just cover all its opportunity costs, then: May 4, 2021 by admin Question: If a firm’s revenues just cover all its opportunity costs, then: A. Normal profit is zero. B. Economic profit is zero. C. Total revenues equal its explicit costs. D. Total revenues equal its implicit costs. Answer» b. Economic profit is zero. Note: The above multiple-choice question is for all general and Competitive Exams in India.