When he was 6 years old,Perry used to chase his older brother,Marcus,in the backyard,but got winded sooner than Marcus did.Now that Perry is a 9-year-old,he can run faster and longer than ever before and has less trouble keeping up with Marcus's pace.This is a result of increased ____ in middle childhood.

Question

Quizplus · Accepted Answer

The passage indicates that Perry can run faster and longer than before, which suggests an increase in his lung capacity. Option B (fine motor movement) and option C (flexibility) are not relevant in this scenario. Option D (myopic vision) is also irrelevant as it does not affect running ability.

When He Was 6 Years Old,Perry Used to Chase His