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: A national survey of training in substance use disorders in residency programs. Choices:  1. No survey was conducted for residency programs. 2. These programs have proven to be very useful. 3. There is training about substance use disorders in some programs.

1