How does the phrase “I realize, now, that each of us has the power to be Superman and to help rid the world of it's worst evils,” create a hopeful tone in the text?

A. By encouraging us to go out and actively engage in the development of evil.

B. It allows readers to reflect and analyze that we all have the opportunity to instill change in society, which would in turn rid of all that is bad.

C. It reprimands readers for not taking action sooner.

D. It allows us to hope that we will achieve our goals.