Cloe is a young child. She has a vocabulary of roughly 700 words. Recently, Cloe has started asking "What's that?" questions. Fo
r example, at the zoo, she pointed to every animal, asking, "What's that?" While reading books with her parents, Cloe continually asks, "What's that?" even when she is familiar with the pictures. Based on this information, Cloe is probably ____ years old.
