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: Pharmacology
[{'content': 'Drugs that consistently reduce the potassium repolarising current and thereby prolong the action potential duration include all of the following except: \nSelect and explain. \nA. Amiodarone, B. Lignocaine, C. Quinidine, D. Sotalol', 'role': 'user'}, {'content': 'Answer: B \nExplanation: None', 'role': 'assistant'}]