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: John left me, and a few minutes later I saw him from my window walking slowly across the grass arm in arm with Cynthia Murdoch. Choices: 1. John stayed and ignored Cynthia as she walked by. 2. John was a liar and cheated on me with Cynthia. 3. John left me to then walk with Cynthia Murdoch.
A:
1