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': 'SAFE strategy for Trachoma includes all of the following except: \nSelect and explain. \nA. Screening, B. Antibiotic, C. Face wash, D. Environmental improvement', 'role': 'user'}, {'content': 'Answer: A \nExplanation: A i.e. Screening', 'role': 'assistant'}]