P P Db D. MC b. If the airline could reduce marginal cost by substituting capital (automation) for personnel, what would be the effect on price and quantity? Note: Use the diagram to visualize the change. Answer: C. Are all seats sold? If not, wouldn't the airline make more money by selling more seats at a lower price? Answer: d. What recommendation would you make for the fleet assignment to this route? Answer: P P Db D. MC b. If the airline could reduce marginal cost by substituting capital (automation) for personnel, what would be the effect on price and quantity? Note: Use the diagram to visualize the change. Answer: C. Are all seats sold? If not, wouldn't the airline make more money by selling more seats at a lower price? Answer: d. What recommendation would you make for the fleet assignment to this route