This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Diseases of orbit, Lids and lacrimal apparatus, Subject name: Ophthalmology
Last ocular muscle to be involved in Grave's disease- 
Select and explain. 
A. Inferior rectus, B. Lateral rectus, C. Superior rectus, D. Inferior oblique
D: Inferior oblique
Answer: D: Inferior oblique 
Explanation: Last ocular muscle to be involved in graves disease inferior oblique muscles Ref khurana 6/e 350