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: Pathology
[{'content': 'Hypermobility of TMJ is seen in all except \nSelect and explain. \nA. Anterior dislocation of disk, B. Marfan’s syndrome, C. Tardive dyskinesia, D. Phenothiazine therapy', 'role': 'user'}, {'content': 'Answer: A \nExplanation: In anterior disc displacement, there occur pain, clicking sound on opening or closing', 'role': 'assistant'}]