This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: A.N.S., Subject name: Pharmacology
[{'content': 'Use of adrenaline is in:(1994) \nSelect and explain. \nA. Vasovagal syncope, B. Hypotension, C. Anaphylactic shock, D. Bradycardia', 'role': 'user'}, {'content': 'Answer: C \nExplanation: cRef: KDT, 5th ed, p. 116 & 4th ed, p. 131', 'role': 'assistant'}]