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: For these reasons, the employee contribution should have the same classification as contributions by non-Federal employees, which is nonexchange revenue. Choices:  1. Employee contributions increased 10% last year. 2. Only non-Federal employees' contributions are classified as nonexchange revenue. 3. All contributions are classified as nonexchange revenue.

2