This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Concept of health and disease, Subject name: Social & Preventive Medicine
[{'content': 'An infectious disease shows the Iceberg phenomenon. This means it has \nSelect and explain. \nA. More case fatality rate, B. More SAR, C. More subclinical cases, D. More complications', 'role': 'user'}, {'content': "Answer: C \nExplanation: Iceberg phenomenon - it gives the spectrum of disease in a community Visible pa - denotes clinically apparent cases of disease in the community Pa below the water- denotes the latent, subclinical and undiagnosed cases in the community Some diseases exhibiting Iceberg phenomenon Diabetes Hypeension Malnutrition Ref: 25th edition Park's Textbook of Preventive and Social Medicine, Page no. 46", 'role': 'assistant'}]