PLEASE Solve A , B , C , D , E , F

9. Refer to the table helow: a. Total fixed cost is b. The average total cost of five units of output is c. The total cost of four units of output is d. If the firm closed down in the short run and produced zero units of output, its total cost would be e. The marginal cost of the fifth unit of output is f. The marginal cost curve would intersect the average variable cost curve at about