This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: General Management of Wounds, Subject name: Surgery
[{'content': 'Reactionary hemorrhage - \nSelect and explain. \nA. Bleeding within 24 hrs, B. Bleeding after 24 hrs, C. After one week, D. During surgery', 'role': 'user'}, {'content': "Answer: A \nExplanation: Ans. is 'a' i.e., Bleeding within 24 hrs", 'role': 'assistant'}]