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
Not a feature of Homer syndrome 
Select and explain. 
A. Exophthalmos, B. Ptosis of upper eyelid, C. Miosis, D. Conjuctival congestion
A: Exophthalmos
Answer: A: Exophthalmos 
Explanation: A i.e. Exophthalmos