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
The most common ocular motility defect noted in ocular Graves' disease is due to involvement of: 
Select and explain. 
A. Inferior rectus, B. Medial rectus, C. Medial rectus, D. Inferior oblique
A: Inferior rectus
Answer: A: Inferior rectus 
Explanation: Ans. Inferior rectus