This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Miscellaneous (Gynae), Subject name: Gynaecology & Obstetrics
[{'content': 'Which of the following can be transmitted through placenta? \nSelect and explain. \nA. Chlamydia, B. Herpes simplex, C. Toxoplasma, D. All', 'role': 'user'}, {'content': 'Answer: D \nExplanation: Ans: d (All) Ref: Park, ed, p. 91Vertical transmission means transplacental transmission. This is a form of direct transmission. Eg:* l oxopiasma gonai* Rubella* Cytomegalo vims* Herpes* Varicella virus* Syphilis* Hepatitis B* Coxsackie B* HIV', 'role': 'assistant'}]