二、 (25%) Quantity (gallons per day) Total cost (dollars per day) 0 400 100 703 200 880 300 1,008 400 1,160 500 1,410 600 1,840 Petunia's Farm produces and sells milk. The market for milk is perfectly competitive. The market price of milk is $2.50 per gallon. The relationship between the farm's output and total costs is shown in the table above. 1. Draw Petunia's average variable, average total, and marginal cost curves.(5%)