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': 'Most common cause of Acute paronychia is \nSelect and explain. \nA. Staphylococcus, B. Pseudomonas, C. Candida, D. Trichophyton', 'role': 'user'}, {'content': 'Answer: A \nExplanation: Most common cause of Acute paronychia: Staphylococcus\nMost common cause of Chronic paronychia: candida.', 'role': 'assistant'}]