Which of the following was not one of the Middle Colonies of the Americas?

The answer indicates that Maryland, Virginia, and North Carolina were not part of the Middle Colonies. This is correct because the Middle Colonies, which are known for their diverse economies and populations, consisted of New York, New Jersey, Pennsylvania, and Delaware.

Maryland, Virginia, and North Carolina are classified as part of the Southern Colonies, which were characterized by agricultural economies that relied heavily on plantation systems. The Southern Colonies had different social, political, and economic characteristics compared to the Middle Colonies, which were more focused on trade, commerce, and a mix of agriculture.

The inclusion of Rhode Island and Connecticut, alongside New York and New Jersey, in one of the other options highlights their existence, but they do not accurately represent the Middle Colonies as commonly recognized, since Rhode Island and Connecticut are part of New England.

Vermont and New Hampshire also were not part of the Middle Colonies, as they were considered part of New England. Thus, the identification of Maryland, Virginia, and North Carolina as outside the Middle Colonies aligns with their historical classification in the context of early American colonial regions.