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
Iceberg phenomena is not seen in - 
Select and explain. 
A. Measles, B. AIDS, C. Polio, D. Rubella
A: Measles
Answer: A: Measles 
Explanation: Ans. is 'a' i.e., Measles Iceberg phenomena is not seen in rabies, tetanus and measles.