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: PADI (Professional Association of Diving Instructors) is the most common. Choices:  1. PADI is an association for diving instructions. 2. Diving instructors have to have passed PADI certification each year. 3. There is no association for diving instructors as they are self-taught.

3