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: Pathology
Incubation period of Hepatitis B is 
Select and explain. 
A. 15-50 days, B. 50-160 days, C. 10 days, D. 100 days
B: 50-160 days
Answer: B: 50-160 days 
Explanation: None