The correct answer should be D: All of the above.
Isostatic stretching is a flexibility training which is in a advanced form. It should be performed with CAUTION. It is important to avoid isostatic stretches because they can disrupt muscle growth and it fatigue the muscles. Its recommended to do some warm up before doing these stretches honestly.
They recommend "adults eat just over half a pound of meat per week"
We eat “half a pound” of meat