The characteristics which most likely clearly shows that the passage is a memoir is; It tells about the writer’s experiences in school.
<h3>What is a Memoir?</h3>
A memoir by fiction is any nonfiction narrative writing based in the author's personal memories. The assertions made in the work are thus understood to contain factual information.
Hence, the writer's experience in school represents factual information.
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Answer:
ancient egyptian civilization last for 1,500 years
Revising since you reread your write as if you were some one else and making sure you followe proper conventions