What is the most widely accepted theory on how early humans migrated to North America? Because of the Ice Age, they were able to walk from Australia to the southern tip of South America.
They used boats to cross the ocean from Australia to the southern tip of South America.
They used boats to cross what's now called the Bering Strait.
They walked across the Bering Strait, which was a land bridge at the time,

the answer is c.

hope this : )

answer; /// i do believe that the correct answer is (a); a farming tribe that settled primarily along the mississippi and arkansas rivers;

the quote by walter cronkite contributes to the central idea of the text by supporting the central idea. cronkite argues that what is deemed “right” for and in america may not be good for other countries. this supports the central idea of the text, that the vietnam war was unpopular in america for multiple reasons- including cronkite’s.