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: Saving time on administrative processes frees staff to perform the principal mission of the laboratory. Choices:  1. The laboratory's principal mission is not administrative processing. 2. There is a potential savings of $250,000 annually. 3. The laboratory needs to add administrative processes to its staff.

3