This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: All India exam, Subject name: Forensic Medicine
[{'content': 'All the following poisons act by inhibiting somebody enzymes, except Repeated \nSelect and explain. \nA. Cyanide, B. Arsenic, C. Paramar, D. Zinc Phosphide', 'role': 'user'}, {'content': 'Answer: C \nExplanation: By exclusion . other poisons inhibit enzymes', 'role': 'assistant'}]