Answer:the best activity Karen should do is weight training
Explanation:
Warming up helps get your blood flowing to the muscles
Answer:
By using S>T>O>P you should first remind your friend how it's not safe to and if they call you a coward just tell them the accidents and how it will affect them and they may regret they're life decisions based on what they are going to do.
Explanation:
As you know doing such stuff may be unsafe and may effect your body by hurting or injurying yourself so tell your friends about how they shouldnt do it without parental supervision of any sort and make sure she wears saftey gears if she plans on actually doing it.
Answer:
Cellular organization
Reproduction
Metabolism
Homeostasis
Heredity
Response to stimuli
Growth and development
Adaptation through evolution
Explanation: