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: Surgery
In hemorrhagic shock, hypotension occurs when blood loss is more than: 
Select and explain. 
A. 10% - 15%, B. 15% - 30%, C. 30% - 40%, D. More than 40%
D: More than 40%
Answer: D: More than 40% 
Explanation: None