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': "Secondary deviation of eye is based on \nSelect and explain. \nA. Hering's law, B. Sherrington's low, C. Brown's law, D. Duane's law", 'role': 'user'}, {'content': "Answer: B \nExplanation: Increased flow of energy to contracting muscles is accompanied by relaxation of C/L antagonists - sherrington's law.", 'role': 'assistant'}]