Question

Read the excerpt from "Saving a Ghost Animal"

First, American Indians came to the island. They cleared forests and hunted the mammals. Later, explorers from Europe arrived. 

 

Based on the context clues, what is the meaning of the word explorers?

◯ To study animal behavior

◯ characterized by a sense of adventure

◯ people who investigate unknown lands 

◯ the act of destroying natural habitats