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
A patient presented with sudden onset of floater & perception of falling of a curtain (veil) in front of the eye which one of the following is the most appropriate diagnosis – 
Select and explain. 
A. Retinal detachment, B. Eale's disease, C. Vitreous hemorrhage, D. Glaucoma
A: Retinal detachment
Answer: A: Retinal detachment 
Explanation: Sudden onset of floaters with complain of curtain (veil) obscuring the field of vision is characteristic of rheugmatogenous retinal detachment.