This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: PQLI, HDI, MDPI, BPL, Subject name: Social & Preventive Medicine
[{'content': 'Disability-adjusted life expectancy (DALE) has been replaced by: \nSelect and explain. \nA. DALY, B. QALY, C. HALE, D. DFLE', 'role': 'user'}, {'content': 'Answer: C \nExplanation: The name of the indicator used to measure healthy life expectancy has been changed from disability-adjusted life expectancy (DALE) to health-adjusted life expectancy (HALE).', 'role': 'assistant'}]