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': 'Study of death in all its aspects is known as: AIIMS 08 \nSelect and explain. \nA. Eugenics, B. Thanatology, C. Dactylography, D. Tricology', 'role': 'user'}, {'content': 'Answer: B \nExplanation: Ans. Thanatology', 'role': 'assistant'}]