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
Synchysis refers to: 
Select and explain. 
A. Liquefaction of the vitreous, B. Black spots in front of the eyes, C. Collapse of the vitreous, D. Detachment of the vitreous
A: Liquefaction of the vitreous
Answer: A: Liquefaction of the vitreous 
Explanation: Ans. Liquefaction of the vitreous