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': 'Diplopia is characteristic feature of \nSelect and explain. \nA. Concomitant squint, B. Non-paralytic squint, C. Paralytic squint, D. Latent squint', 'role': 'user'}, {'content': 'Answer: C \nExplanation: Signs of paralytic squint:\n1. Primary deviation. \xa0\n2. Secondary deviation. \xa0\n3. Restriction of ocular movements.\xa0\n4. Compensatory head posture. \xa0\n5. False protection.', 'role': 'assistant'}]