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: Anatomy
[{'content': 'Innermost layer of retina is composed of \nSelect and explain. \nA. Bipolar cells, B. Amacrine cells, C. Rods and cones, D. Ganglionic cells', 'role': 'user'}, {'content': 'Answer: D \nExplanation: None', 'role': 'assistant'}]