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: Bradley and Colvin (2000) estimated the entry pricing cost of the USO for the United States. Choices:  1. Bradley and Colvin guessed the entry pricing cost to be about $5 million. 2. Bradley and Colvin guessed the cost to trade with China. 3. Bradley and Colvin guessed the entry pricing cost.

2