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
Which of the following disorders of eye is controlled using SAFE strategy? 
Select and explain. 
A. Cataract, B. Trachoma, C. Glaucoma, D. Diabetic retinopathy
B: Trachoma
Answer: B: Trachoma 
Explanation: In 1997, WHO developed a strategy known as 'SAFE' to control trachoma worldwide. S -- Surgery for trachomatous trichiasis A -- Antibiotics (Azithromycin/tetracycline) F -- Facial cleanliness E -- Environmental change Ref: Pg Ophthalmology: V. I and, Volume 2 By Zia Chaudhari, Pages 15-6.