PART A: Which of the following best identifies the
 central idea of this article?
 A Ali's refusal to be blindly driven by a desire for
 financial gain, as was common of athletes in the
 United States, earned him the status of a beacon
 of integrity.
 B Muhammad Ali is most celebrated for his
 introduction of many African-Americans to the
 religion of Islam.
 C Muhammad Ali's self-confidence, accessibility,
 and unrelenting commitment to his principles
 and the fight for equality made him a powerful
 and inspirational public figure.
 D The United States has changed immensely since
 Muhammad Ali's rise to fame, particularly in the
 treatment of African-Americans throughout the
 country.