In 150 words, explain existentialism and quote text from "hope, despair, and memory" that demonstrates or explains it. need answer ap people a, s,a,

It is very significant.  the title of the book refers to the fear and safety that the cover of night brings.  night is the time when the ss came for the prominent jews in the communities both before  the jews were evacuated to the concentration camps and also in the camps themselves.  in this regard, night was a time to be feared since you couldn't see what was coming.  in the book, the victims of the concentration