Answer:
Compass: Allowed sailors and navigators to find direction.
Gunpowder: Allowed us to make modern day weapons, such as guns.
Paper: Allowed us to write on a thing that can be mass produced and is efficient to use.
Explanation:
Federalism is a system of government in which entities such as states or provinces share power with a national government.
Its true ! Because what I'm thinking is its the basis of Democracy .
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The answer is A. I did this