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: Physiology
Furasol DA is : 
Select and explain. 
A. Free radical, B. Aificial blood, C. CO antagonist, D. Used to increase 02 delivery to tissue
D: Used to increase 02 delivery to tissue
Answer: D: Used to increase 02 delivery to tissue 
Explanation: D i.e. Used to increase oxygen delivery to tissue