Answer:
He claimed the Frontier Thesis or Turner Thesis and it is is the argument advanced by historian Frederick Jackson Turner in 1893 that American democracy was formed by the American frontier.
<span>The answer is D) older forms of imperialism were driven by a desire to acquire sources of natural resources. They had an importance with buying off the natives that brought them the goods.The "new imperialism" is all about money. They went into countries and set up plantations, docks, and factories.</span>
Since Roman was expanding and it didn't have control of their lands and couldn't govern most of it. It kept expanding until the western part of Roman was conquered by Barbarians.
Answer: B
Explanation: (Took the test) You should always check to see if the information you get from someone comes from an expert before any further fact checking.