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': 'Austria with zero population growth rate is in which stage of demographic cycle? \nSelect and explain. \nA. First, B. Second, C. Third, D. Fouh', 'role': 'user'}, {'content': 'Answer: D \nExplanation: Fouh stage (Low stationary): This stage is characterised by low bih and death rate with a result that the population becomes stationary as in Austria in 1980 to 1985. Ref: Park, 22nd edition pg: 441', 'role': 'assistant'}]