I think b. and d. could be the answer
Answer:
www.healthnewsreview.org provides information that verifies or debunks health news releases
and helps consumers to sort out the facts from the hype.
Knowing oneself and what one wants
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.