In this task, you're given a statement and three sentences as choices. Your job is to determine the neutral choice based on your inference from the statement and your commonsense knowledge. The neutral choice is a sentence that neither agrees nor disagrees with the statement. Indicate your answer as '1', '2', or '3', corresponding to the choice number of the selected sentence. If sentence X agrees with sentence Y, one's correctness follows from the other one. If sentence X disagrees with sentence Y, they can not be correct at the same time.

Statement: The latter factor exists because postal systems need to be designed to handle a wide range of mailpieces, generated by a wide range of mailers. Choices: 1. Postal systems only need to handle one kind of mailpiece. 2. Some of the mailers using the postal system do not know what they're doing. 3. A wide range of mailers are likely to use the postal system.
2

Statement: well so what's the difference yeah so what makes the difference between say South America and the rest of i mean South Africa and it is rest of Africa Choices: 1. How is South Africa different from the rest of Africa? 2. South Africa and the rest of Africa are the same. 3. How is the food in South Africa different from the rest of Africa?
3

Statement: 1) total amount of research to investigate the modality, 2) methodological quality of research, 3) number of studies demonstrating improved outcomes, and 4) cost effectiveness. Choices: 1. Cost effectiveness was not accounted for and is not relevant. 2. There were a number of studies Power conducted to demonstrate better outcomes. 3. Over 1000 researchers investigated at the modality.

3