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: This legislation is intended to reduce air pollution from electricity generators and improve air quality throughout the country. Choices:  1. The air quality across the country will be improved by this legislation. 2. This legislation will be enforced on large-scale power providers. 3. The air pollution will not be changed by this legislation.

3