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: Medicine
[{'content': 'Gottrons sign is seen in? \nSelect and explain. \nA. Lupus erythematosus, B. Dermatomyositis, C. Scleroderma, D. Bells palsy', 'role': 'user'}, {'content': 'Answer: B \nExplanation: None', 'role': 'assistant'}]