This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Non communicable diseases, Subject name: Social & Preventive Medicine
Under NPCB,screening of school children is first done by 
Select and explain. 
A. School teacher, B. ASHA, C. Medical officer, D. Opthalmic assistant
A: School teacher
Answer: A: School teacher 
Explanation: SCHOOL EYE SCREENING PROGRAMME :(According to NPCB) 6-7 per cent of children aged 10-14 years have problem with their eye sight affecting their learning at school. Children are being first screened by trained teachers. Children suspected to have refractive error are seen by ophthalmic assistants and corrective spectacles are prescribed or given free for persons below povey line. Ref: Park's Textbook of Preventive and Social Medicine 25 th Edition Pgno : 458