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': 'Blow-out fracture of orbit is characterized by all except: \nSelect and explain. \nA. Diplopia, B. Tear drop" sign, C. Positive forced duction test, D. Exophthalmos', 'role': 'user'}, {'content': 'Answer: D \nExplanation: Ans. Exophthalmos', 'role': 'assistant'}]