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: Physiology
[{'content': 'The only neurons in retina showing action potentials are \nSelect and explain. \nA. Rods and cones, B. Bipolar cells, C. Amacrine cells, D. Ganglion cells', 'role': 'user'}, {'content': 'Answer: D \nExplanation: Ganglion cells are the only neurons in retina, that show action potential.', 'role': 'assistant'}]