iready quiz- question 4 which paragraph structure is used in paragraph? Please help I will mark you !

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.

On a scale 1 to 10 how responsible are you? explain your answer

According to the study what did john steinbeck do to prepare for his book the grapes of wrath