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: Surgery
[{'content': 'Collar stud abscess occurs in \nSelect and explain. \nA. Cervical T.B. Lymphadenitis, B. Peri Tonsillar abscess, C. Pyogenic Lymphadenitis, D. Retro Pharyngeal abscess', 'role': 'user'}, {'content': 'Answer: A \nExplanation: None', 'role': 'assistant'}]