6. (Use Exhibit B: Costs of Producing Bagels) The average total cost of producing six bagels is: A) 50.10. B) 50.15. C) $0.20. D) $0.80. 7. (Use Exhibit B: Costs of Producing Bagels) The marginal cost of producing the fifth bagel is: A) $0.10. B) $0.15. C) 50.30. D) $0.80. 8. (Use Exhibit B: Costs of Producing Bagels) Marginal cost reaches its minimum value for the bagel. A) first B) third C) fourth D) fifthExhibit B: Costs of Producing Bagels (cents) Quantity of Total Total Bagels per Variable Fixed Period Costs Costs 0 10 20 10 30 10 W N - 35 10 45 10 60 10 80 10 105 10 135 10