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
Internal ophthalmoplegia is seen in: 
Select and explain. 
A. Migraine, B. Diabetes, C. Ethambutol toxicity, D. All of the above
A: Migraine
Answer: A: Migraine 
Explanation: Ans. Migraine