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': 'Keratodermic sandles is a feature of \nSelect and explain. \nA. Pityriasis rosacea, B. Lichen planus, C. Psoriasis, D. Pityriasis rubra pilaris', 'role': 'user'}, {'content': 'Answer: D \nExplanation: In pityriasis rubra pilaris there is yellow orange thickening of palms and soles ( keratodermic sandals). \nThere is also yellow brown discoloration and thickening of distal nail plate.', 'role': 'assistant'}]