Answer:
A food handler serves meat that turns out to have parasites.
Explanation:
Being that the meat has parasites within it, the consumer would very likely get infected with the parasites themselves after eating it, making it biological contamination as biological contamination is described as the presence in the environment of living organisms or agents derived by viruses, bacteria, fungi, and mammal and bird antigens that can cause many health effects.
If you really can't move your arm because of the sting, and there is pus, the best thing you can do to yourself is go to the Emergency doctor. You can take an ibuprofen if the pain is too hard.
The answer can be both increase in self-esteem and increase in aggression. All of the research generally points to increase of self esteem because during puberty self awareness is very prominant which increases self esteem. I would be safe and go with self esteem. I hope this helps.