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': 'Visible range of electromagnetic spectrum of human eye- \nSelect and explain. \nA. 370 - 740 nm, B. 740 -1140 nm, C. 200 - 370 nm, D. 570 - 770 nm', 'role': 'user'}, {'content': 'Answer: A \nExplanation: As perceived by the human eye; light consists of there wavelengths of electromagenatic radiation (approximately 400-700 mm) which are capable of eliciting retinal response.', 'role': 'assistant'}]