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 is/are caused by trachoma –a) Entropionb) Ectropionc) Pingueculad) Corneal opacitye) Dry eye 
Select and explain. 
A. acd, B. ade, C. abd, D. ad
B: ade
Answer: B: ade 
Explanation: Trachoma can cause entropion (not ectropion), dry eye (xerosis) and corneal opacity.