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: He telephones American scholars and invites them to a conference in Saudi Arabia. Choices:  1. Each American scholar was invited by telegram to a conference in Saudi Arabia.  2. The American scholars were invited to a conference in Saudi Arabia by phone. 3. He called the American scholars at the last minute.

2