Which of the Following Statements Helps Explain Why So Many

Which of the following statements helps explain why so many people decide not to vote in the United States?

A) Countries with high literacy rates tend to have lower voter turnout.
B) Relatively high incomes in the United States compared with other countries means that potential voters have less incentive to cast their vote.
C) Since winner-take-all elections discourage the formation of third parties,voters may sometimes feel that they lack viable choices.
D) The existence of well-established political freedoms and civil liberties gives voters less incentive to go to the polls.