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: it is kind of expensive it is of course the chemicals themselves when you buy them they're expensive too Choices:  1. The chemicals are cheap. 2. The chemicals are expensive, but worth it. 3. The chemicals are expensive.

1