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': 'Adenoma sebaceum is a feature of – \nSelect and explain. \nA. Neurofibromatosis, B. Tuberous sclerosis, C. Xanthomatosis, D. Incontinenetia pigmenti', 'role': 'user'}, {'content': 'Answer: B \nExplanation: Adenoma sebaceum is the most common manifestation of tuberous sclerosis.\nAsh leaf macules are the earliest manifestation, being present at birth.', 'role': 'assistant'}]