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: Dental
[{'content': 'Basal lamina is made up of clear zone and dark zone, both respectively known as: \nSelect and explain. \nA. I zone, A zone., B. Lamina lucida, Lamina densa., C. Lamina densa, Lamina lucida., D. A zone, I zone.', 'role': 'user'}, {'content': 'Answer: B \nExplanation: None', 'role': 'assistant'}]