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': 'Fluorescent dye for ophthalmological diagnosis is injected in: \nSelect and explain. \nA. Antecubital vein, B. Popliteal vein, C. Femoral vein, D. Subclan vein', 'role': 'user'}, {'content': 'Answer: A \nExplanation: A i.e. Ante-cubital vein In Fluorscein angiography for diagnosis of ophthalmological diseases dye is injected through Cubital VeinQ', 'role': 'assistant'}]