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': 'Post - term pregnancy is associated with \nSelect and explain. \nA. Spina bifida, B. Anencephaly, C. Congenital adrenal hyperplasia, D. Cerebral palsy', 'role': 'user'}, {'content': 'Answer: B \nExplanation: Fetal facors predisposing to post term pregnancy\n\nAnencephaly\nAdrenal hypoplosia\nX-linked placental sulfatase deficiency.', 'role': 'assistant'}]