You will be given a definition of a task first, then some input of the task.
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.

Statement: For example, a discount could be given for mail presorted into packages, each package being for one 5-digit ZIP Code area. Choices: 1. Many companies already presort their mail, and could have a retroactive discount applied. 2. There could be a discount if the mail was presorted by zip code. 3. It's impossible for the mail to be presorted.
Output:
2