<span>D. It was an ecological transformation.</span>
Columbian Exchange was the introduction of Old World plants and animals into the New World and the other way. An example of this was the introduction of tomatoes and potatoes to Europe.
The correct answer is C) They joined anti-government groups.
American right-wing and anti-government extremist groups surged in the 1990s. One such movement was the Patriot Movement which comprised of paramilitary militias and tax defiers who were angry at the federal government and even resorted to domestic acts of terrorism
Treaties with natives have influenced legal decisions because some native americans were citizens