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: Although unified budget surpluses increase national saving available for private investment, increasing federal spending on infrastructure, if properly designed and administered, can be another way to increase national saving and investment. Choices:  1. Increasing federal spending on infrastructure can increase national saving and investment. 2. Federal spending on infrastructure is one of the largest budget expenditures. 3. Federal spending on infrastructure decreases national saving and investment.

3