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: Broadcasters are required to accept ads for candidates, but not for issues. Choices:  1. Broadcasters can select other kinds of ads as well. 2. Ads for candidates must be accepted, but ads for issues are not. 3. Broadcasters can decline to air ads for candidates.

3