A customer is reviewing a story that is set to maximize the daily sales quantity of consumer products in stores, and the customer sees this chart related to promotional activities and to San Francisco specifically.

What conclusion can be drawn from this insight?

A. The best promotion type is Display.

B. Promotions increase sales stronger in San Francisco than they do in other cities.

C. The Other stores (visualized with the gray bars) show no significant data for the sales promotions.

D. Of all promotions types in San Francisco, sales were the highest using Display promotion.