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: Forensic Medicine
All the following is true about Kevorkian sign except. 
Select and explain. 
A. Persist even after 3 years of death, B. Appear within minutes of death, C. Visualized using opthalmoscope, D. Cattle tracking sign
A: Persist even after 3 years of death
Answer: A: Persist even after 3 years of death 
Explanation: Kevorkian sign / cattle tracking sign

It is the earliest change in eye after death.
Blood in the retinal vessels appear fragmented, visualized in opthalmoscope.
It apppears with in few seconds to minutes after death and persists for an hour.