A and D, hope this helps :)
Answer:
Correlation virus causation.
Explanation:
The uncertainty of the direction by which these relationships exist indicate the importance of remembering the principle of correlation virus causation.
Answer:
The answer is your own body will do the process by itself if the vomiting is necessary.
Explanation:
However if you feel like is not happening at all, you can take some medications to induce vomiting or watch somebodyelse vomiting.
Increase the range of motion in your joints :D
A health care system in ancient Egypt was alot more loose, there were not many restrictions but it was not availible to everyone during that time