I think the answer is d not a 100 % sure
The answer is seafloor spreading
Oxidation - the breakdown of rock by oxygen and water, often giving iron-rich rocks a rusty-coloured weathered surface.
Answer:
From top to bottom: Midwest, West Coast, Southwest, Northwest.
Explanation:
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<span>They got it through the Treaty of Paris, at the end of the Seven Years’ War.</span>