Answer:
This helps people find shelter,food and important devices to help them live
Explanation:
Homo erectus. an extinct species of the early human, they used to be known as "Pithecanthropus erectus", having upright posture and a well-evolved post-cranial skeleton, but with a small brain, lowered forehead, and protruding facial structure.
D: The United States was meant to stretch from the Atlantic ocean to the Pacific ocean
