It demonstrates that they’re stressed about something they can’t exactly control yet.
Answer: The human body is designed to experience stress and react to it. Stress can be positive ("eustress") -- such as a getting a job promotion or being given greater responsibilities -- keeping us alert and ready to avoid danger. Stress becomes negative ("distress") when a person faces continuous challenges without relief or relaxation between challenges. As a result, the person becomes overworked and stress-related tension builds.
Explanation:
I think the answer will be b
If your back isn't supported it will and crossing your legs will make it increase more
The ventrolateral preoptic nucleus of the hypothalamus
