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
Diplopia is characteristic feature of 
Select and explain. 
A. Concomitant squint, B. Non-paralytic squint, C. Paralytic squint, D. Latent squint
C: Paralytic squint
Answer: C: Paralytic squint 
Explanation: Signs of paralytic squint:
1. Primary deviation.  
2. Secondary deviation.  
3. Restriction of ocular movements. 
4. Compensatory head posture.  
5. False protection.