This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Human identification, Subject name: Forensic Medicine
[{'content': 'Which among the following is relatively not a method of Identification in living individuals \nSelect and explain. \nA. Spectrogram, B. Calligraphy, C. Gait analysis, D. Superimposition', 'role': 'user'}, {'content': 'Answer: D \nExplanation: #NAME?', 'role': 'assistant'}]