Definition: In this task, you're given a statement and three sentences as choices. Your job is to determine which sentence can be inferred from the statement. Incorrect choices change the meaning in important ways or have details that are not mentioned in the statement. Indicate your answer as 1,2, or 3 corresponding to the choice number of the selected sentence.
Input: Statement: No other man on Earth could have persuaded anyone to let him try his scheme of building a great deflection wall across northern Canada to change the weather patterns. Choices:  1. His idea was crazy even to him, but he was convinced.  2. The man convincing him had enough expertise to make the judgement that this could work.  3. He was not convinced to make a giant weather wall. 

1