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 about function of Angiotensin II: \nSelect and explain. \nA. Constriction of afferent aeriole, B. Autoregulation of GFR, C. Secreted from endothelial, D. All', 'role': 'user'}, {'content': 'Answer: D \nExplanation: A, B, C i.e. Constriction of afferent aeriole, Autoregulation of GFR, Secreted from endothelial', 'role': 'assistant'}]