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: At the same time, migrants from the Mediterranean countries were trickling into the south. Choices:  1. Asian migrants were trickling into the south. 2. Mediterranean migrants were trickling into the south, according to the geography teacher. 3. Mediterranean migrants were trickling into the south.

1