What temporary land mass linking siberia and alaska is thought to have the allowed hunter gatherers to migrate from sia to north america?

This temporary land bridge was called Beringia. The hunter gatherers that migrated from Asia to the upper part of the Americas would become its native people, and eventually branch out into a confederation of tribes, with many different customs and cultures. They lived in isolation until Columbus discovered the new world in 1492.

Sometimes but itt depends, their is a lot if drugs on campus too so you really can't just say that