It is A ( separation of powers)
hope this helped out!
The Belgian mechanic and inventor is credited with building the first working internal combustion engine in 1860 was, A) Jean Lenoir. It was a gas fired internal combustion engine and was the first engine to be produced multiple times.
After the Civil War, the purpose of adding the 13th, 14th, and 15th amendments to the Constitution was to <span> guarantee African Americans equal treatment under the law. Hope this helps :)
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