<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.
I believe it's "<span>the source of the Mississippi River."
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President James Monroe wrote the Monroe doctrine because fear existed that the European powers might try to restore their postions in Latin America, which had in general already obtained their independence. The message that he was trying to get across : The United States were not to tolerate European Countries to make new colonies or interfere with the new independent countries; likewise, the United States would not get involved with conflicts between European Powers.
These societies arose from a blend of old populations familiar with the environment and new immigrants with fresh skills to impart.
Answer:
Why were corporations formed in the 1800s?
Corporations were formed because small, family owned businesses needed to expand but didn't have enough capital. They were run by buying stock or a share in the ownership of the company.
Explanation: