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
Which is not included in RNTCP 
Select and explain. 
A. X-ray is diagnostic, B. Directly observed, C. Active case finding, D. Drugs given daily
C: Active case finding
Answer: C: Active case finding 
Explanation: None