With what we know about the isthmus across the bering strait, why are most people of north america thought of as having european ancestry rather than native american?

The chart shows four articles read by the students in a science class

What are the cultural characteristics of mexico?

How did the southeast asia treaty organization (seato) carry out the united states policy on containment? a. seato promoted the creation of united nation military bases to create regional defense. b. seato founded an organization seeking to educate southeastern asian countries on communism. c. seato established a regional economic union to promote monetary security. d. seato sought to provide regional security in southeast asia by establishing alliances.