This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Diseases of orbit, Lids and lacrimal apparatus, Subject name: Ophthalmology
[{'content': 'Thyroid ophthalmopathy associated with all except \nSelect and explain. \nA. External ophthalmoplegia, B. Proptosis, C. Large extraocular muscle, D. Lid lag', 'role': 'user'}, {'content': 'Answer: A \nExplanation: Internal muscles are not involved in thyroid ophthalmopathy Refer khurana 6/e', 'role': 'assistant'}]