At this point, the writer is considering adding the following parenthetical phrase: –and those who played it – Given that it is true, would this be a relevant addition to make here?

A. Yes, because it helps the reader have a better understanding of the style of music.
B. Yes, because it provides an important historical detail that is elaborated on later in the paragraph. 

C. No, because this detail is not essential to the meaning of the sentence nor to the content of the paragraph.
D. No, because the essay only describes the musical form and not its role in American society in the early 20th century.