Douglass says that the “dark night of slavery closed in on me.” What device from the poet’s toolbox is he using? (A type of figurative language)

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Which of the following best describes the proper use of a "works cited" page? (a)-a works cited page is not needed if you paraphrase your research. (b)-a works cited page is not needed if you use signal phrases. (c)-a works cited page is optional when writing a researched text. (d)-a works cited page is required when writing a researched text.