This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Other Key Definitions & Concepts, Subject name: Social & Preventive Medicine
[{'content': 'The following are Socio-economic indicators Except: \nSelect and explain. \nA. Dependency ratio, B. Female literacy rate, C. Number of persons living per room, D. Notification rate', 'role': 'user'}, {'content': 'Answer: D \nExplanation: Socio economic indicators Housing Family size Literacy rate Availability per capita calorie GNP per capita Growth rate UnEmployment level Dependency ratio', 'role': 'assistant'}]