Respuesta :

Answer:

the ice bridge

Explanation:

there was an ice bridge during the ice age that connected Russia and the Alaska.  The historians believed that the Natives crossed over this bridge to get into Alaska, into Canada, and slowly traveled down into South America.  

Answer: T

he first Americans weren't one group of people; they arrived at different times ... How did human beings first come to North America? ... Right now we can solidly say that people were across the Americas by 15,000 years ago

Explanation: