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': 'Psoriasis typically seen after  β - hemolytic streptococcal infection is \nSelect and explain. \nA. Pustular psoriasis, B. Guttate psoriasis, C. Erythrodermic psoriasis, D. Psoriasis vulgaris', 'role': 'user'}, {'content': 'Answer: B \nExplanation: Guttate psoriasis is characterized by small,rain drop like lesions typically seen after\xa0β - hemolytic streptococcal infection.It is\xa0treated with antibiotics.', 'role': 'assistant'}]