Human behavior which can be seen by other people and observed by other people is usually also the behavior which is often subject to measurement, control, and experimentation in psychological experiments. The field which does this is psychology.
The answer is D because acceptance is a good think so it wouldnt be A-C
The brown stuff is called plaque. This forms on your teeth when you eat and its something you can't get rid of. There is tooth paste that can help maintain it.
Answer:
to give the petient a good health care
Explanation: