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: Social & Preventive Medicine
[{'content': 'Transplacental transmission occurs in all, EXCEPT: \nSelect and explain. \nA. Cytomegalovirus, B. Herpes virus, C. Hepatitis E virus, D. Thalidomide', 'role': 'user'}, {'content': "Answer: C \nExplanation: Transplacental (or veical) transmission: Disease agents can be transmitted transplacentally. This is a form of direct transmission. Examples include the TORCH agents (Toxoplasma gondii, rubella virus, cytomegalovirus and herpes virus), varicella virus, syphilis, hepatitis B, Coxsackie B and AIDS. Some of the non-living agents (e.g., thalidomide, diethylstilbestrol) can also be transmitted veically. Ref: Park's textbook of Preventive and Social Medicine, 21st edition, page-93", 'role': 'assistant'}]