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: Anaesthesia
[{'content': 'True statement regarding halothane is – a) Reduces arterial pressureb) Increases heart ratec) Decreases cardiac outputd) Increases sympathoadrenal activity \nSelect and explain. \nA. ac, B. bc, C. ad, D. b', 'role': 'user'}, {'content': 'Answer: A \nExplanation: Halothane decreases BP, HR & CO.\nThere is no change on systemic vascular resistance.', 'role': 'assistant'}]