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': 'In Protein Energy Malnutrition which of the following immunoglobulin is reduced most? \nSelect and explain. \nA. IgG, B. IgM, C. IgA, D. IgE', 'role': 'user'}, {'content': 'Answer: C \nExplanation: Most common immunoglobulin reduced in Protein Energy Malnutriton is IgA which is involved in mucosal immunity. Low levels of IgA increases the susceptibility of infections in children with PEM.', 'role': 'assistant'}]