Question

what was the bering land bridge and when did it exist? a. a chain of islands between asia and north america that was used for migration during the industrial revolution. b. a strip of land connecting asia and north america that existed during the ice age, around 20,000 years ago. c. a frozen sea - passage between asia and north america that existed during the middle ages. d. a system of tunnels built by ancient civilizations that linked asia and north america about 100,000 years ago.

Explanation:

The Bering Land Bridge was a strip of land connecting Asia and North America that existed during the Ice - Age around 20,000 years ago. It was used by early humans for migration from Asia to North America.

Answer:

A. A strip of land connecting Asia and North America that existed during the Ice Age, around 20,000 years ago.