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: Pharmacology
[{'content': 'Neostigmine can reverse the effect of muscle relaxants in all of the below conditions except \nSelect and explain. \nA. Blockade by Non Depolarizing muscle relaxants, B. Phase 1 block by Depolarizing muscle relaxants, C. Phase 2 block by Depolarizing muscle relaxants, D. All of the above', 'role': 'user'}, {'content': 'Answer: B \nExplanation: Neostigmine is an anticholinesterase used to reverse effects of muscle relaxants in all of the above conditions except for Phase 1 block by depolarizing muscle relaxants.', 'role': 'assistant'}]