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: Pathology
[{'content': 'Hidebound disease is: \nSelect and explain. \nA. DLE., B. Scleroderma., C. Acrodermatitis enteropathica., D. None.', 'role': 'user'}, {'content': 'Answer: B \nExplanation: Systemic Sclerosis: Scleroderma, dermatosclerosis, hidebound disease.', 'role': 'assistant'}]