This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Health programmes in India, Subject name: Social & Preventive Medicine
Which of the following conditions does not have a National Screening/Control Programme 
Select and explain. 
A. Diabetes Mellitus, B. Dental caries, C. Refractive errors, D. Carcinoma cervix
B: Dental caries
Answer: B: Dental caries 
Explanation: National Programme for Prevention and Control of Cancer, Diabetes, Cardiovascular diseases and Stroke(NPCDCS) include programes for diabetes, cancer-carcinoma cervix. National programme control of blindness NPCB includes evaluation of refractive errors. There are no national programmes for dental caries. Ref: Park&;s textbook of preventive and social medicine.K Park. Edition 23.Pg no: 472,439