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': 'Doctrine of Common Knowledge is a variant of: Odisha 11 \nSelect and explain. \nA. Medical maloccurance, B. Novus actus interveniens, C. Res ipsa loquitur, D. Calculated risk doctrine', 'role': 'user'}, {'content': 'Answer: C \nExplanation: Ans. Res ipsa loquitur', 'role': 'assistant'}]