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: Unknown
[{'content': 'Maternal Alpha-fetoprotein is increased in - \nSelect and explain. \nA. Neural tube defects -, B. Diabetics, C. Fetal cardiac defects, D. Rubella', 'role': 'user'}, {'content': 'Answer: A \nExplanation: Ans-A', 'role': 'assistant'}]