Instructions: 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: A trial of screening tests in various formats (e.g. Choices:  1. The screening tests had different formats and these all have to go through a trial.  2. There are 28 formats when it comes to screening tests.  3. The screening test has only one standard format. 
Output:
1