Which of the following BEST describes how Mandela develops his purpose in the text? A. Mandela presents a vision of a world of the future where everyone is free to do whatever they please .
B. Mandela calls for all South Africans to work, vote, and live together, ignoring the boundaries of their race.
C. Mandela calls upon all South Africans to fight for a future where no person is dominated by an unfair government .
D. Mandela explains that freedom and unity are actually the same thing, because people can only work together if their government allows them to.