Explain the process that has caused the bering land bridge to “disappear and reappear” many times in earths history?me

Back then, during the Ice Age, most of the planet's water was frozen, so water levels dropped, revealing the land bridge. It was always there, it just depended on the environmental state of the world.

During the Ice Age, most of the planet's water was frozen, so water levels dropped, revealing the land bridge. It was always there, it just depended on the environmental state of the world.

c 3 branches because idk why they had 3 well when:

you think of it there are still contrys with 3

i think it's a)sparta