Option A: How well do elements of the text help the text achieve its goals?
The two last options are related with the interests of the reader and not only with the text. The option B, is not exactly about the text but more about the author. The option A really intends to assesses the text.
Answer:
Du Bois certainly is an important thinker, but a poet? Yes, a poet
The Verb form might be indent??
