Respuesta :
Answer: B
Explanation: From what my history class, it said that hunter gatherers came to North America from land bridges thousands of years ago, and primarily started in Alaska and Canada. Some Vikings did come here before Columbus but that is not the answer because they either left or didn't survive long.
Answer:
Option: B. Nomadic hunters crossed the Beringia land bridge into North America more than
12,000 years ago
Explanation:
The continent of North America was connected with Siberian land, formed a land bridge by which the first people came to the Americas. The land bridge is called Beringia, which was not covered with ice but was a grassland steppe, that stretched in the continent on both sides.