The earliest settlers of North America arrived __________.
from Africa by crossing a land bridge that existed for several thousand years
from Asia by crossing over the Bering Strait during an ice age
from the Carribean by sailing to North America during a period of intense famine
from South America by migrating north to find more forgiving climates
when Columbus and the Europeans discovered the land
Which of the following ancient Greek city-states was famous for inventing and practicing democracy?
Macedon
Argos
Athens
Sparta
Corinth