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': 'A patient has a right homonymous hemianopia with saccadic pursuit movements and defective optokinetic nystagmus. The lesion is most likely to be in the : \nSelect and explain. \nA. Frontial lobe, B. Occipital lobe, C. Parietal lobe, D. Temporal lobe', 'role': 'user'}, {'content': 'Answer: C \nExplanation: Ans. Parietal lobe', 'role': 'assistant'}]