The correct answer is <em>many scientists believed that the Land Bridge Theory is correct. </em>
The Land Bridge Theory states that humans crossed the Bering Strait thousands of years ago. Scientists have studied the region and conclude that it was possible that land connected both continents. That supposedly means that humans came to America from Asia. Humans possible migrated from Syberia looking for food or better living conditions.
racial segregation was a system derived from the efforts of white Americans to keep African Americans in a subordinate status by denying them equal access to public facilities and ensuring that blacks lived apart from whites
