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: Medicine
[{'content': 'DNA fingerprinting was founded by: \nSelect and explain. \nA. Watson, B. Calton, C. Jeffrey, D. All of the above', 'role': 'user'}, {'content': 'Answer: C \nExplanation: C i.e. Jeffrey', 'role': 'assistant'}]