This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: All India exam, Subject name: Pediatrics
[{'content': 'In severe acute malnutrition, arm circumference is less than (in cm): \nSelect and explain. \nA. 11.5, B. 12, C. 12.5, D. 13', 'role': 'user'}, {'content': "Answer: A \nExplanation: In children who are 6-59 months of age, severe acute malnutrition is defined asWeight-for-height <= -3 Z-score, orMid-upper-arm circumference <11.5 cm, orPresence of bilateral edema(Refer: Nelson's Textbook of Pediatrics, SAE, 1st edition, pg no. 301)", 'role': 'assistant'}]