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': 'Drugs showing zero order kinetics of elimination \nSelect and explain. \nA. Are more common than first order kinetics, B. Decrease in concentration exponentially with time, C. Have a half -life independent of dose, D. Show a plot of drug concentration versus time that is linear', 'role': 'user'}, {'content': 'Answer: C \nExplanation: None', 'role': 'assistant'}]