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': 'Warthin- Finkeldey giant cells are seen in \nSelect and explain. \nA. Influenza, B. Mumps, C. Pneumonia, D. Rubeola', 'role': 'user'}, {'content': 'Answer: D \nExplanation: (Rubeola) (518-A7th)MEASLES (RUBEOLA) - Multinucleate giant cells (Warthin- Finkeldey cells) are also found in the lymphoid tissues of patientsVon Magnus - Phenomenon - due to the formation of incomplete virus particles lacking nucleic acid- seen in Influenza virus', 'role': 'assistant'}]