Multiple Attempts Not allowed. This test can only be taken once. Force Completion Once started, this test must be completed in one sitting. Do not leave the test before clicking Save and Submit. Your answers are saved automatically. Remaining Time: 37 minutes, 55 seconds. Question Completion Status: Moving to another question will save this response. > Question 41 1 points Save Answer A firm has sales income $45000 per year. Its explicit costs are 8% of the sales income per year. Its implicit costs are $5200 per year. The economic costs of this firm is OA $8800 per year OB. $5225 per year Oc. $2500 per year OD. $36200 per year MacBook Air