At first, the final round consisted of 30 seconds of $15 questions; later, this was replaced with five $20 questions (called "The Century Round," as the total value of the questions was $100).
The final round consisted of 30 seconds of $15 questions. This was at first. This was replaced with five $20 questions (called "The Century Round," as the total value of the questions was $100). This was later.