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: Anatomy
[{'content': 'Ansa nephroni is lined by ? \nSelect and explain. \nA. Columnar, B. Squamous epithelium, C. Cuboidal and columnar epithelium, D. Stratified squamous epithelium', 'role': 'user'}, {'content': 'Answer: B \nExplanation: B i.e. Squamous epithelium', 'role': 'assistant'}]