U.S. Economy Characteristics
This picture represents decisions. It represents decisions because the people in it are choosing "yes" or "no" for something. The person standing up wants "yes", as it looks like, and the person sitting down wants "no."
This picture represents scarcity because it is showing that there isn't a lot of something. In this picture, it's money. It is pictured unusually small because there is probably not enough money going around.
This picture represents competition. The horses are racing to win. There is only one first place, so they are all racing to get it. Only one horse will get first place.