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: Skin
[{'content': 'Which is a secondary skin lesion ? \nSelect and explain. \nA. Plaque, B. Macule, C. Abscess, D. Scales', 'role': 'user'}, {'content': "Answer: D \nExplanation: Ans. is 'd' i.e., Scales Basic skin lesions Primary -4 Macule, papule, plaque, nodule, vesicle, bulla, cyst, abscess, wheals (hives). Secondary -4 Scales, crusts, excoriation, erosion, ulcer, atrophy, lichenification. B. Special lesions --> Burrow, comedones, milia, telangiectasia.", 'role': 'assistant'}]