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': 'MC cause of maternal moality is: \nSelect and explain. \nA. Post-paum hemorrhage, B. Aboion, C. Sepsis, D. Obstruction', 'role': 'user'}, {'content': 'Answer: A \nExplanation: Post-paum hemorrhage', 'role': 'assistant'}]