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 examines the installation of the control device hook-up on a sequential basis. Choices:  1. The tests the installation of the device hook-up at regular intervals.  2. The installation test also requires a frequency meter 3. This does not test the installation of device hook-up.

3