This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Death and postmortem changes, Subject name: Forensic Medicine
[{'content': 'In which of the following rigor mois is not seen? \nSelect and explain. \nA. Well built male, B. Well built female, C. Old patient> 80 years, D. Fetus <7 months', 'role': 'user'}, {'content': 'Answer: D \nExplanation: Rigor mois is not seen in fetus less than 7 months. It develops slowly and is marked in healthy adults. It is feeble and rapid in infants. Dr. Narayana Reddys Synopsis of Forensic Medicine & Toxicology 27 th edition pg. 80.', 'role': 'assistant'}]