Final answer:
Lewis and Clark were hired by President Jefferson to explore the land he had bought.
Step-by-step explanation:
Lewis and Clark were hired by President Jefferson to explore the land he had bought. They were tasked with discovering and documenting the resources, geography, and inhabitants of the newly acquired Louisiana Purchase. Their expedition, known as the Lewis and Clark Expedition, played a crucial role in expanding the knowledge about the western territories of the United States.
Learn more about Lewis and Clark's exploration