This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Virology, Subject name: Microbiology
[{'content': 'Most common complication of mumps is: \nSelect and explain. \nA. Orchitis and Oophritis, B. Encephalitis, C. Pneumonia, D. Myocardium', 'role': 'user'}, {'content': "Answer: A \nExplanation: Ans. is 'a' i.e., Orchitis and OophoritisComplications of mumps: Meningoencephalitis is the most frequent complication of mumps in childhood. Other rare complications include oophoritis, mastitis, pancreatitis, thyroiditis, arteritis, thrombocytopenia and pneumonia. Death due to mumps is rare.", 'role': 'assistant'}]