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': "Vagabond's disease is – \nSelect and explain. \nA. Pediculosis corporis, B. Scabies, C. Eczema, D. Ringworm", 'role': 'user'}, {'content': 'Answer: A \nExplanation: Body louse infestation (Pediculosis corporis) is also known as vagabond disease. Patients who have an infestation for many years can develop a condition called vagabond skin. The skin becomes thickened and darkened after years of bites and subsequent rubbing and excoriation.', 'role': 'assistant'}]