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: Productivity is assumed to advance 1.5 percent each year through the end of the simulation period even if investment collapses. Choices:  1. Productivity in the mail room is expected to go up 1.5 percent each year.  2. It is assumed that productivity will go up 1.5 percent every year until the simulation period is over.  3. Productivity is expected to rise 4 percent every year for the rest of time. 

3