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: President Andrew Johnson, who became a leading figure in American politics. Choices:  1. Andrew Johnson was a president of the United States and he accomplished many things during his term. 2. Andrew Johnson was a prime minister of the United Kingdom. 3. Andrew Johnson was a president of the United States.

2