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: Pathology
[{'content': "Horner's syndrome DOES NOT include \nSelect and explain. \nA. Ptosis, B. Anhydrosis, C. Flushing, D. Mydriasis", 'role': 'user'}, {'content': "Answer: D \nExplanation: Miosis, ptosis, anhydrosis, and flushing are a features of homer's syndrome.", 'role': 'assistant'}]