SAT English Practice Question

A recent study has found that those who are more physically active tend to have a greater sense of well-being. The study’s findings suggest that individuals who increase their activity levels, even in small ways, can experience an improvement in their overall sense of well-being. In fact, even a few minutes of extra exercise a day can make a difference. It’s not necessary to train for a marathon or to spend hours at the gym, but simply incorporating a short walk or a few minutes of stretching into your daily routine can have noticeable results. What is the purpose of the last sentence?

1. A.provide specific details about the types of exercises that can be done.
2. B.emphasize that even small changes in activity can lead to positive results.
3. C.explain how physical activity can lead to a greater sense of well-being.
4. D.suggest that the study’s findings are applicable to a wide range of people.