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
Aerial blood 02 in ml of 02 per dL: 
Select and explain. 
A. 12.1, B. 19.8, C. 15.6, D. 27.8
B: 19.8
Answer: B: 19.8 
Explanation: B i.e. 19.8