_____ is a sustained activity that stimulates heart and lung functioning.
A) Aerobic exercise
B) Flexibility exercise
C) Muscle toning exercise
D) Weight training

Question

Quizplus · Accepted Answer

Aerobic exercise is the only option that specifically mentions stimulating heart and lung functioning through sustained activity. Flexibility exercise focuses on improving range of motion and muscle toning exercise targets specific muscles, while weight training aims to increase muscle strength and size.

_____ Is a Sustained Activity That Stimulates Heart and Lung