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.

Example Input: Statement: She became an assistant professor in 1983. Choices: 1. She was an assistant professor. 2. She has been in the field for long. 3. She was an assistant professor in 1980.
Example Output: 3

Example Input: Statement: Their efforts are enhanced by five other individuals who are not attorneys and two permanent part-time consultants. Choices: 1. Their efforts are improved by five other people who are not lawyers. 2. Their efforts are improved by five other people who are lawyers. 3. Their efforts are improved by five other people who are not lawyers but have studied the law extensively.
Example Output: 2

Example Input: Statement: But they are fired and worthless. Choices: 1. But they are both worthless and fired. 2. They are valuable before they are fired, but worthless after that. 3. They are valuable, and highly sought after.
Example Output:
3