A monopolist produces 14,000 units of output and charges $14 per unit. Its MR is $10, its MC is $10, its ATC is $12 and AVC is $9, then at the optimal output level, average fixed cost is: Select one: O a. $5 O b. $3 O c. $1 O d. $2 Question 9 Not yet answered Marked out of 100 Which of the following industries is most likely to be a perfect competitive? Select one: A restaurant, O b. A grocery shop. O c. A local telephone company. O d. The automobile industry