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: Vrenna looked nervous, taking a step back. Choices:  1. Vrenna look nervous while taking a step back. 2. Vrenna looked confident while taking a step back. 3. Vrenna look nervous while taking a step back from the battle.

2