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': 'Two identical twins will not have same: \nSelect and explain. \nA. Fingerprints, B. Iris color, C. DNA, D. Blood group', 'role': 'user'}, {'content': 'Answer: A \nExplanation: Ans. Fingerprints', 'role': 'assistant'}]