B - It can leave the reader unsatisfied
An anticlimax is a disappointing (or unsatifying) ending to an otherwise exciting series of events. Example: think of an action movie that just ends without wrapping up the loose ends or leaves too many unanswered questions.
Answer: C , “That these walls oppression builds / Will have to go!”
Despite the historical focus, many elements of the story are fictitious. I think that should be right