Which of the following statements about South Africa during apartheid is most accurate?

A. The majority of South Africa's population was white, and non-whites were legally discriminated against.
B. Whites held all positions of power in South Africa, even though they were a minority in the population.
C. All races had the right to vote in South Africa, but white citizens tended to win elections.
D. Although some discrimination existed, non-whites participated in all aspects of society.