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': 'Epinephrine is used for all the following, except \nSelect and explain. \nA. To prolong the action of local anaesthetics, B. As a topical haemostatic agent, C. Management of acute hea failure, D. Management of cardiac arrest', 'role': 'user'}, {'content': 'Answer: C \nExplanation: .', 'role': 'assistant'}]