Definition: In this task, you're given a statement, and three sentences as choices. Your job is to determine which sentence clearly disagrees with the statement. Indicate your answer as '1', '2', or '3' corresponding to the choice number of the selected sentence.
Input: Statement: But what about the months before Sept. 11? Choices:  1. No months until September 11 2. Months before September 11 3. What about the months before September 11?

1