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': 'Sulfonamides inhibit bacterial synthesis of folic acid by : \nSelect and explain. \nA. Uncompetitive inhibition, B. Allosteric inhibition, C. Competitive inhibition, D. Non competitive inhibition', 'role': 'user'}, {'content': 'Answer: C \nExplanation: None', 'role': 'assistant'}]