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': 'Juxtaglomerular apparatus lies in relation to: \nSelect and explain. \nA. Proximal convoluted tubule, B. Ascending loop of Henle, C. Descending loop of Henle, D. Glomerulus', 'role': 'user'}, {'content': 'Answer: D \nExplanation: D i.e. Glomerulus', 'role': 'assistant'}]