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
[{'content': 'Indocyaninegreenangiography(ICGAngiography) is most useful in detecting: \nSelect and explain. \nA. Occult choroidal neovascularization (Occult CNV), B. Classic choroidal neovascularization (Classic CNV), C. Angioid streaks with choroidal neovascularization (CNV), D. Polypoidal choroidal vasculopathy', 'role': 'user'}, {'content': 'Answer: A \nExplanation: Ans. Occult choroidal neovascularization (Occult CNV)', 'role': 'assistant'}]