According to most scholars, the very first humans to came to North America from Asia around 20,000 years ago.

List three reasons why explorers began to explore new, and old areas. [[ps: doesn't explicitly say where. i think it's more in general.

Which were the most important issues during the presidential election of 2008? economic downturn and environmental protection two overseas wars and economic downturn two overseas wars and campaign spending environmental protection and campaign spending

Which is an example of a country that is overly dependent on another country for goods and sevices