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: GAO has been asked by several federal agencies to review electronic signature systems used in financial management systems and to discuss how such systems should be evaluated. Choices:  1. the GAO is not a real organization. 2. the GAO has also been asked for other things over the course of their existence. 3. GAO has been asked by several federal agencies for review.

1