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
A cherry red spot is seen in fundus in 
Select and explain. 
A. CRV obstruction, B. Diabetic retinopathy, C. Trauma, D. Retinitis pigmentosa
C: Trauma
Answer: C: Trauma 
Explanation: C i.e.Trauma