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: Mrs. Cavendish is in her mother-in-law's room.  Choices:  1. Mrs. Cavendish has a mother-in-law. 2. Mrs. Cavendish has left the building. 3. The room across the hall is Mrs. Cavendish's mother-in-law's room.

2