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': 'Superimposition technique is used in - \nSelect and explain. \nA. Skull, B. Pelvis, C. Femur, D. Ribs', 'role': 'user'}, {'content': 'Answer: A \nExplanation: Superimposition technique determines whether the skull is that of a person in a photograph or not.', 'role': 'assistant'}]