This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: All India exam, Subject name: Microbiology
Which of these is hepatitis B infection most commonly associated with? 
Select and explain. 
A. PAN, B. SLE, C. Serum sickness, D. Polymyositis
C: Serum sickness
Answer: C: Serum sickness 
Explanation: .