This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Microbiology
The anaphylaxis should be treated first with 
Select and explain. 
A. Epinephrine, B. Steroids, C. Anti histamines, D. Antibiotics
A: Epinephrine
Answer: A: Epinephrine 
Explanation: None