I would choose to base a monetary system on chickens, because a chicken represents one good meal for a small family. My cash would have chickens printed on it.
Sounds like homework, so I'll just discuss and let you choose. Follow the "Hint" and review:
Apples and pigs are difficult to store. The apples will rot, and pigs require feed and cleanup. However, they meet the basic need of food.
Cigarettes may meet the double coincidence of wants, but many don't smoke. In … Read more
I've had buffalo cheese steaks before. Very good tasting.