Definition: In this task, you're given a statement and three sentences as choices. Your job is to determine the neutral choice based on your inference from the statement and your commonsense knowledge. The neutral choice is a sentence that neither agrees nor disagrees with the statement. Indicate your answer as '1', '2', or '3', corresponding to the choice number of the selected sentence. If sentence X agrees with sentence Y, one's correctness follows from the other one. If sentence X disagrees with sentence Y, they can not be correct at the same time.
Input: Statement: As a result, our estimates are based on the best available methods of benefits transfer. Choices: 1. Something led to the estimates being based on the best available methods. 2. Starting in 2012 the estimates were being based on the best available methods. 3. The estimates have never and never will be based on the best available methods.

2