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: really oh i don't know Choices:  1. I have no idea. 2. Although the sun is shining here, I really have no clue. 3. Of course I know.

3