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': 'All of the following disorders can be diagnosed antenatally except : \nSelect and explain. \nA. Hemophilia, B. Thalassemia, C. Sickle cell anemia, D. Pernicious anaemia', 'role': 'user'}, {'content': 'Answer: D \nExplanation: Pernicious anaemia', 'role': 'assistant'}]