This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Respiratory system, Subject name: Physiology
[{'content': 'Spirometry can demonstrate and measure all of the following except \nSelect and explain. \nA. Tidal volume, B. Residual volume, C. Vital capacity, D. Inspiratory reserve capacity', 'role': 'user'}, {'content': 'Answer: B \nExplanation: Question repeated', 'role': 'assistant'}]