If you were a ten-year-old child, which class size would you prefer to be in: a small class size with less than 17 students or a big class size with more than 27 students? Which one do you think you would perform best in?

　　The US government has committed to a policy about reducing class sizes. Teaching staff in Canada, Australia, Britain and Japan have also suggested having smaller sized classes. Now, the American legislature is evaluating having smaller classes. They want to know if having a smaller class size could improve teaching quality. What age would benefit most from smaller class sizes?