A third-party candidate runs for a presidential election. She announces her candidacy after the two-party primary season has begun.Which of the following features of the two-party system is most likely to prevent this third-party candidate from becoming president?

Presidential candidates must meet each state’s deadlines to get their names on that state’s ballot. Because this candidate announces after the primary season has begun, she may have missed some of those deadlines, making it difficult to appear on enough state ballots to win. The best answer is C, failure to meet deadlines to be included on state ballots.

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