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': 'True about Renshaw cell inhibition is \nSelect and explain. \nA. Add on collateral sensation, B. Increases by local anaesthetics, C. Has memory for spinal cord, D. Inhibition of feed back propogation', 'role': 'user'}, {'content': 'Answer: D \nExplanation: Negative feedback inhibition', 'role': 'assistant'}]