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: Social & Preventive Medicine
[{'content': 'If a new sputum smear positive patient of tuberculosis continues to be smear positive at the end of intensive phase of category I treatment under DOTS, further management of this patient would be to- \nSelect and explain. \nA. Start category I treatment again, B. Treathim as failure and start category II treatment under DOTS, C. Continue the intensive phase or treatment for one more month, D. Start continuation phase under category I', 'role': 'user'}, {'content': 'Answer: C \nExplanation: None', 'role': 'assistant'}]