This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Law & Medicine, Identification, Autopsy & Burn, Subject name: Forensic Medicine
[{'content': 'What does the doctrine of Res Ipsa Loquitur mean - \nSelect and explain. \nA. Common knowledge, B. Medical maloccurrence, C. Facts speak for itself, D. Oral evidence', 'role': 'user'}, {'content': 'Answer: C \nExplanation: Ans. is \'c\' i.e., Facts speak for itself Res Ipsa Loquitar* It means "the thing or fact speaks for itself"* Generally the innocence of doctor is assumed and patient has to establish the guilt* However, it is not required to prove negligence in case where doctrine of resp ipsa loquitur applies; rather the doctor has to defend himself.* In a case of professional negligence of a physician, the patient need not prove negligence.', 'role': 'assistant'}]