Question

Which is the most effective piece of evidence to support the claim that adolescents who exercise daily are healthier than those who are inactive?

A. Adolescents who exercise daily have stronger muscles, higher levels of respiratory fitness, and lower levels of body fat.
B. There are three categories of exercise that adolescents should partake in: aerobic, muscle-strengthening, and bone-strengthening.
C. Spending too much time on the couch watching television can have negative consequences for adolescents.
D. Adolescents enjoy different types of activities, such as dance, martial arts, or team sports.