Answer:
Appalachian Mountain Range
Explanation:
The Appalachian Mountain Range runs through most of the Eastern United States, and had previously served as the border for the 13 colonies back in the colonial age.
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The answer is “D” A volcano was nearby at one time
Answer:
The Orpheus theory, which says that a planet-sized body once collided with Earth and that it sent some of the material into orbit, forming the moon.
