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: Pediatrics
[{'content': 'Which of the following indicates a longer term nutritional status? \nSelect and explain. \nA. Mid arm circumference, B. Height for age, C. Weight for age, D. Weight for height', 'role': 'user'}, {'content': 'Answer: B \nExplanation: Height for age is considered the best indicator of long term nutritional status and best measure of cumulative growth retardation (stunting) Ref: Clinics, Stoves, and Ill-behaved Children: Essays in Health and Development Economics, ProQuest, 2008 - Pg 44; Disease And Moality in Sub-Saharan Africa, World Bank Publications, 2006 - Pg 90; Essential Pediatrics by O P Ghai 6th Edition, Page 101; Textbook of Social and Preventive medicine by Park 19th Edition, Page 434.', 'role': 'assistant'}]