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
Which of the following is a HLA class III molecule? 
Select and explain. 
A. HLA-G, B. HLA-H, C. TNF-α, D. None of the above
C: TNF-α
Answer: C: TNF-α 
Explanation: HLA class III molecule -

TNF α and β 
Heat shock protein
Steroid 21-hydroxylase
C2, C9, C3 convertase