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': 'Progressive lateral translation of the TMJ which occurs at a rate proportional to the forward movement of \nSelect and explain. \nA. Non-working condyle, B. Working condyle, C. Both non-working and working condyle, D. None of the above', 'role': 'user'}, {'content': 'Answer: A \nExplanation: None', 'role': 'assistant'}]