Horses originated during the Eocene period 50 million years ago in Europe,
Asia, and North America, at a time when
South America was separated by sea.
What might be one explanation for how
scientists are finding horse fossils in
South America?

In 2–3 complete sentences, thoroughly explain the protagonist's main motivation or goal in "the rules of the game"? what does the protagonist want? provide at least two specific details from the text to support your analysis of the protagonist's motivation or goal.