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: Ophthalmology
[{'content': 'Most common presentation of Basal cell carcinoma of Lid \nSelect and explain. \nA. Noduloulcerative, B. Nonulcerative nodular, C. Sclerosing type, D. Pigmented bcc', 'role': 'user'}, {'content': 'Answer: A \nExplanation: M/c - Noduloulcerative\nM/c histological pattern is solid basal cell carcinoma with characteristic peripheral palisaded appearance.', 'role': 'assistant'}]