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: If anyone has seen either of them touching the medicine, they will have forgotten it by that 167 time.  Choices:  1. By the time anyone has seen them, they will have forgotten seeing anyone touch the medicine. 2. They will be able to remember who has touched the medicine. 3. They will have forgotten seeing anyone touching the medicine or what their own prescription is.

1