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: Successful management improvement efforts require the active involvement of managers and staff throughout the organization to provide ideas for improvements and supply the energy and expertise needed to implement changes. Choices:  1. Managers and staff can always help improve a company or business. 2. A successful company and its changes are helped by the active involvement of managers and employees alike. 3. Staff and managers and their opinions are not needed to help a company grow.

3