2.) Raise your right arm, bend your elbow, and reach your back as far as possible, to test the right shoulder; extend your left arm down and behind your back, bend your elbow up across your back, and try to reach / across your fingers over those of your right hand as if to pull a zipper or scratch between the shoulder blades. Which of the following physical fitness testing refers to the given procedure?
a. Body Mass Index
b. Zipper test
c. 90 - Degree Push up (Dynamic)
d. Flexibility
3.) Which of the following refers to the ability of the muscle to do repeated work without fatigue?
a. 3 - minutes step test
b. Aerobic Activity
c. Cardiovascular Endurance
d. Muscle - Strengthening Activity​