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: At a minimum, the PCAOB will need to effectively work with the other public regulators on enforcement/disciplinary matters. Choices:  1. Public regulators must work with the PCAOB on important matters. 2. The PCAOB will be required to work with other public regulators. 3. The PCAOB doesn't need to work with other public regulators, does it?

3