Answer:
The Columbian exchange, also known as the Columbian interchange, named after Christopher Columbus, was the widespread transfer of plants, animals, culture, human populations, technology, diseases, and ideas between the Americas, the Old World, and West Africa in the 15th and 16th centuries. The impact was most severe in the Caribbean, where by 1600 Native American populations on most islands had plummeted by more than 99 percent. Across the Americas, populations fell by 50 percent to 95 percent by 1650. The disease component of the Columbian Exchange was decidedly one-sided.
An important difference between the freedom rides and unauthorized marches were Freedom rides were testing whether an existing law would be upheld, while unauthorized marches were intentionally breaking an unjust law. The correct answer is C.
It would be difficult and near impossible to see this as a single phenomenon and for it not to be seen as part of a broader process of colonization and imperialism at the time. However, one distinct feature of the colonies in North America was that there was massive migration of Europeans to these colonies whereas in other colonies at the time the migration was not as substantial. <span />
The answer is the <span>esophagus</span>