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: Microbiology
[{'content': 'Which of the viruses given below is not Teratogenic virus: \nSelect and explain. \nA. Rubella, B. Cytomegalovirus, C. Herpes, D. Measles', 'role': 'user'}, {'content': 'Answer: D \nExplanation: Measles', 'role': 'assistant'}]