This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: All India exam, Subject name: Physiology
[{'content': 'Caudal regression syndrome is seen in babies of mother having \nSelect and explain. \nA. Gestational diabetes, B. PIH, C. Cardiac disease, D. Anaemia', 'role': 'user'}, {'content': 'Answer: A \nExplanation: .', 'role': 'assistant'}]