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
[{'content': 'Post moem staining of carbon monoxide poisoning is? \nSelect and explain. \nA. Deep blue, B. Bark brown, C. Bright red, D. Cherry red', 'role': 'user'}, {'content': 'Answer: D \nExplanation: Cherry red REF: Medical toxicology by Richard C. Da Page 386; Parikh 6th Edition page 8.40, 3.10 Postmoem staining: Poisoning Staining Carbon monoxide Cherry red Cyanide Bright red/pink Burns Bright red Phosphorous Dark brown Nitrates Red brown/brown H2S Bluish green Opium Black Aniline Deep blue Asphyxia Purple/bluish violet Septic aboion Greenish brown Chlorates Chocolate brown', 'role': 'assistant'}]