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.
Q: Statement: and i have just casually asked her what he did for a living and she said oh he's the supervisor of this chemical land fill you know where they go and dump all this toxic stuff Choices: 1. He was casual, even though he worked at a place where toxic materials are dumped. 2. He works in a grocery store. 3. When asked, he explained that he worked at a chemical landfill.
A:
2