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: Ophthalmology
[{'content': 'On SAFE strategy false is: \nSelect and explain. \nA. Screening, B. Antibiotics, C. Facial hygiene, D. Environmental modification', 'role': 'user'}, {'content': 'Answer: A \nExplanation: Ans. Screening', 'role': 'assistant'}]