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
Best means of giving hepatitis vaccine is - 
Select and explain. 
A. Subcutaneous, B. Intradermal, C. Intramuscular deltoid, D. Intramuscular gluteal
C: Intramuscular deltoid
Answer: C: Intramuscular deltoid 
Explanation: None