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: They pushed into the crowd who pushed back. Choices:  1. They were pushing back and forth with the crowd. 2. They crowds were not pushing back. 3. They were pushing back and forth with the crowd during the battle.

2