This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Endocrinology, Subject name: Pharmacology
[{'content': 'Plasma half life of Carbimazole is \nSelect and explain. \nA. 4 hrs, B. 8 hrs, C. 16 hrs, D. 24 hrs', 'role': 'user'}, {'content': "Answer: B \nExplanation: Refer KDT 6/e p 250 Half life of Carbimazole is around 8 hours Where'as propylthiouracil has t1/2 of 2hrs", 'role': 'assistant'}]