I would say bicycling because jogging and jumping jacks can be bad on your knees because of the impact. Biking is pretty smooth though and wouldn't have much of an impact. Hope this helps :)
Pretty sure it could be head circles because your neck is really delicate and if something happens, you could get seriously hurt or disabled from moving. (Sorry if I’m wrong, I’m no doctor)
Answer:
Damaged skin will take some time before fully releasing from the body. This is one of the ways the body protects the skin beneath. It is best to take cooler showers, drink plenty of fluids, and maintain a stable environment (outside of the sun)
Explanation:
B. Interpreting a complicated medical term that you have not encountered before