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: But the most formidable obstacle to online voting may be entrenched interests threatened by change. Choices:  1. The interests fear the use of the internet for voting. 2. There are no obstacles to online voting. 3. Entrenched interests are an obstacle to online voting.

2