Isokinetic is often used as therapy to rebuild muscle strength after an injury
The answer is B. Spine stretch
Spine stretch is an exercise to stretch your back bone, which mean your upper body, not the lower one.
NB :
Hip Flexor : To stretch your thigh
Calf stretch & Harmstring stretch : To stretch your lower legs
The knee is were most injures happen. ways to prevent them is to wear knee pads and such so if you trip and fall.
Organs I guess.
(Sorry if Im not helping)
