15. Which of the following best describes the tone of the passage?
(A) It is largely objective and rises in urgency.
(B) It is marked by a growing sense of anger and
disillusionment.
(C) It alternates between quizzical disbelief and
grave condemnation.
(D) It remains cynical and condescending
throughout.
(E) It shifts from mild concern to a final sense of
optimism.