Season two of "South Park", an American animated television series created by Trey Parker and Matt Stone, began airing on April 1, 1998. The second season concluded after 18 episodes on January 20, 1999; it remains the longest season of "South Park" to date. While most of the episodes were directed by series creator Trey Parker, Season 2 includes two episodes directed by Eric Stough. Using only the above description and what you know about the world, "season two was the most popular season" is definitely correct, incorrect, or inconclusive? 