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
No color change is seen in subconjunctival hemorrhage due to: WB 09 
Select and explain. 
A. Continuous CO2 supply, B. Little amount of blood is present, C. Continuous O2 supply, D. Color change occurs but not visible to naked eye
C: Continuous O2 supply
Answer: C: Continuous O2 supply 
Explanation: Ans. Continuous O2 supply