Answer:

1. Footnotes are notes placed at the bottom of a page. They cite references or comment on a designated part of the text above it. While, Endnotes are located at the end of a complete document, or sometimes at the end of a chapter or section.
2. They provide important details with which the reader may be unfamiliar. They often save the reader from looking up unfamilar words, people, places or sources. It used in printed documents to explain, comment on, or provide references for text in a document. Many people use footnotes for detailed comments and endnotes for citation of sources.
3. Footnotes are attached to the bottom of the page containing the sentence they correspond to. Endnotes, on the other hand, are added to the end of a section or document.

Explanation:

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