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: Social & Preventive Medicine
[{'content': 'Which of the following does not show iceberg phenomenon ? \nSelect and explain. \nA. Rabies, B. Polio, C. JE, D. Mumps', 'role': 'user'}, {'content': "Answer: A \nExplanation: Ans. is 'a' i.e., Rabies Iceberg phenomenon of disease is not shown by rabies, tetanus and measles.", 'role': 'assistant'}]