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: 'What the hell was that?' I demanded. Choices:  1. I was aware of what it was. 2. It had caught me by surprise. 3. I didn't know what it was.

1