The answer is D Pennsylvania.
hope this helps .
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Geographers use all sorts of tools to help them investigate their questions. They commonly use maps, globes, atlases, aerial photographs, satellite photographs, information graphics, and a computer program called GIS. Read below to learn about different tools.
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Earth scientists regularly use topographic, bathymetric, and geologic maps.
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Answer:
The bourgeoisie (the middle class)
Explanation:
I believe the answer is C.
The entry of the US into WWI really boosted the Allied Powers' morale, while destroying the morale of the Central Powers.
While the rest of the Allies had been fighting for nearly four years at this point, when the US entered, they were fresh, energized, and idealistic.
Basically, US soldiers encouraged the other Allies and helped them get their mojo back.
This valley is part of the Fertile Crescent.
Brady