Acceptable answers could be A because if it's on the side people will feel less tempted to eat it and will eat less. C techinally could be correct but i don't think it's the answer.
The answer is SATURATED FATS. :) Hope this helps!
There are more than 4 types of hospitals, for example:
- general hospital
- psychiatric hospital
- trauma center
- geriatric (seniors') hospital
- children's hospital
- rehabilitation hospital
Just pick any 4 you like :)