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: Surgery
[{'content': 'In a patient of syncope the pupils are \nSelect and explain. \nA. Constricted, B. Constricted and non- reacting to light, C. Dilated-fixed and non-reacting to light, D. Dilated and fixed', 'role': 'user'}, {'content': 'Answer: D \nExplanation: None', 'role': 'assistant'}]