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': 'In multiple pregnancy, the most impoant complication is : \nSelect and explain. \nA. Post paum hemorrhage, B. Interlocking, C. Cord prolapse, D. Fetus papyraceous', 'role': 'user'}, {'content': 'Answer: A \nExplanation: Post paum hemorrhage', 'role': 'assistant'}]