Answer: because it was the African Americans in the fields that were singing and that turned into the blues after they got recognized for their songs.
Explanation:
A. an adjective (because it's describing the subject)
So in a literary analysis essay, you have to analyze, so it would be C) an extensive summary of the plot and answer choice D) Textual evidence to support the thesis.
Judging from other sources where the manual is shown:
numbering is the answer