This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Anatomy, Subject name: Ophthalmology
Safe strategy is for 
Select and explain. 
A. Trachoma, B. Diabetic Retinopathy, C. Onchocerciasis, D. Glaucoma
A: Trachoma
Answer: A: Trachoma 
Explanation: Ans is 'a' i.e. Trachoma 'SAFE' strategy is a WHO recommended strategy to fight trachoma.'SAFE' strategy for Trachoma It includesSurgery - first component of the strategy for correction of trichiasis and entropionAntibiotics - Zithromax (azithromycin) single dose oral medication is used (Zithromax is donated by Pfizer Inc.) Tetracycline eye ointment was used before Pfizer donated Zithromax.Face washing -breaks the cycle of reinfection and prevents transmission of disease.Environmental Improvement - Poverty and poor living conditions contribute to high rates of blinding trachoma. Environmental improvement includesavailability of improved water suppliesimproved household sanitation, particularly safe disposal of faeces.