If you're referring to U.S. Government and Politics on Apex; The Northwest Ordinance added to the guidelines for American expansion that were introduced in the Articles of Confederation.
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Answer:
A) all of these answers
Explanation:
The silk road was an ancient trade route between China and the Mediterranean Sea extending some 6,440 km (4,000 mi) and linking China with the Roman Empire. Marco Polo followed the route on his journey to Cathay.
John Brown's<span> raid on Harpers Ferry (also known as</span>John Brown's<span> raid or The raid on Harpers Ferry; in many books the town is called "Harper's Ferry") was an effort by white abolitionist </span>John Brown<span> to initiate an armed slave revolt in 1859 by taking over a United States arsenal at Harpers Ferry, Virginia.</span>