1. it stopped the spread of slavery north of the Ohio river
Answer:
OK so primary and secondary sources are very important and they shape history. The primary source is always better because usually it is like a newspaper or a picture or a book from that time period. Secondary sources are still important they are just not as reliable. An example of one is like someone saying that they saw something happen but they could be lying. Or their perspective might be slightly biased depending on their view.
Explanation:
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Answer:
Dwayne Johnson or the rock,is the famous man.