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': 'Periphery and posterior of retina is best visualized with: \nSelect and explain. \nA. Direct ophthalmoscopy, B. Indirect ophthalmoscopy, C. Retinoscopy, D. USG', 'role': 'user'}, {'content': 'Answer: B \nExplanation: Indirect ophthalmoscopy', 'role': 'assistant'}]