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 appeared to be in an argument. Choices:  1. They were all smiling and hugging. 2. They were fighting. 3. They were fighting about their plan.

1