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: Forensic Medicine
Which of the following organism can cause luminescence in a post moem of body? 
Select and explain. 
A. Pseudomonas, B. Armillaria mellea, C. E. coli, D. Anaerobic bacteria
B: Armillaria mellea
Answer: B: Armillaria mellea 
Explanation: Postmoem luminescence may be due to contamination by, Bacteria photobacterium fischeri Fungus armillaria mellea. Ref: Textbook Of Forensic Medicine And Toxicology: Principles And Practice By Vij, 3rd edition, Page 133-138.