Olivia and Evan are outside playing one day when Evan looks…

Olivia and Evan are outside playing one day when Evan looks up and asks, “What’s that big bright ball in the sky?” Olivia replies that it is the sun. That night, Evan looks out his bedroom window and sees a big, bright ball in the sky. “Look, Olivia, it is the sun!” he exclaims. This example shows that Evan has used ________ for his new knowledge.