Use the following to answer questions 16 - 20: Total Cost AFC AVC ATC Marginal Cost Output 1 2 3 4 Variable Cost 200 300 500 800 Use the above table and assume a fixed cost of $200. a Question 16 At an output of O, total cost is O 0. O $100. O $200. ws O $300. O $400. cannot be found. Question 17 5 pts At an output of 4, AFC is O $50. O $100. $200. O $400. O cannot be found. Question 18 5 pts At an output of 4, ATC is $150 $200 O $250 $300 O $500 At an output of 3, AVC is 0 $133. O $167. O $200. O $500. O $800