This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Medical Illness Complicating Pregnancy, Subject name: Gynaecology & Obstetrics
[{'content': 'Intrauterine Infections most commonly associated with Neural tube defects is \nSelect and explain. \nA. CMV and Toxoplasma, B. Toxoplasma and Rubella, C. Rubella and herpes, D. CMV and herpes', 'role': 'user'}, {'content': 'Answer: B \nExplanation: Toxoplasmosis and rubella are most commonly associated with Neural tube defects Toxoplasmosis in fetus occurs mostly if the infection is in the later pa of the pregnancy and is associated with Neurologic abnormalities, hydrocephalous, cerebral calcification, chorioretinal scars with or with out severe visual impairment. Rubella is one of the most complete teratogens, and sequelae of fetal infection are worst during organogenesis', 'role': 'assistant'}]