This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Viral Infections, Subject name: Pediatrics
[{'content': 'Which of the following does not causes pneumonia? \nSelect and explain. \nA. Mumps, B. Measles, C. RSV, D. Influenza', 'role': 'user'}, {'content': 'Answer: A \nExplanation: ANSWER: (A) MumpsREF: Nelson\'s 18th ed p. 1795"Pneumonia is known complication of measles"Viruses commonly causing pneumonia in childrenRSVInfluenzaAdenovirusRhinovirusPara influenza virus', 'role': 'assistant'}]