One is sports teams, two is tariffs, three is Mexico, four is imports, and five is Great Lakes.
Answer:
The indigenous peoples of the Americas arrived in North America via the Bering Strait land bridge, which existed approximately 15,000 years ago between Siberia and Alaska, and probably also via a succession of sea migrations from Asia.
I attached a picture of the layers of the earth. They are the:
Crust (<em>which isn't really the interior</em>)
Mantle
Outer Core
Inner Core