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: Ophthalmology
[{'content': "Features of Horner's syndrome include all of the following except- \nSelect and explain. \nA. Miosis, B. Ptosis, C. Anhydrosis, D. Exopthalmos", 'role': 'user'}, {'content': 'Answer: D \nExplanation: There is enophthalmos (not exophthalmos).', 'role': 'assistant'}]