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: Physiology
[{'content': 'True is all except about lung circulation \nSelect and explain. \nA. V/P ratio at rest is 0.8, B. In apex ventilation is less than at base, C. Decreased vital capacity in supine position, D. All', 'role': 'user'}, {'content': 'Answer: C \nExplanation: C i.e. Decreased vital capacity in supine position', 'role': 'assistant'}]