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
In central serous retinopathy – 
Select and explain. 
A. Often shows focal leakage on fluorescein fundus photography, B. A macular hole is a common end result, C. The image perceived by the patient on the affected side in unilateral cases is bigger than on the normal side, D. A dense central scotoma is the most common presentation
A: Often shows focal leakage on fluorescein fundus photography
Answer: A: Often shows focal leakage on fluorescein fundus photography 
Explanation: Fluorescein angiography shows focal leakage of fluorescein in cenral serous retinopathy.
Image of an object is perceived smaller than normal side, i.e., metamorphosia.
Common end result is spontaneous healing
Most common presentation is sudden painless loss of vision.