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': 'T wave in ECG indicates: \nSelect and explain. \nA. Atrial depolarisation, B. Ventricular depolarization, C. Atrial repolarisation, D. Ventricular repolarisation', 'role': 'user'}, {'content': 'Answer: D \nExplanation: None', 'role': 'assistant'}]