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: Medicine
[{'content': 'In Thyrotoxicosis,f1-blockers do not control: \nSelect and explain. \nA. Anxiety, B. Tremors, C. Tachycardia, D. Oxygen consumption', 'role': 'user'}, {'content': 'Answer: D \nExplanation: Answer is D (Oxygen consumption): Betablockers do not correct the underlying metabolic abnormalities (i.e. does not affect the oxygen consumptionQ). This is why propanolol should only be used as an adjunctive therapy.', 'role': 'assistant'}]