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: Gynaecology & Obstetrics
[{'content': 'Teratogenic effects are rare with which of the following infections: September 2010 \nSelect and explain. \nA. CMV, B. Rubella, C. Varicella, D. HIV', 'role': 'user'}, {'content': 'Answer: D \nExplanation: Ans. D: HIV', 'role': 'assistant'}]