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
A pt with road traffic accident comes with PR-96, SBP - 68 and RR - 20. He is confused. What might be amount of blood loss 
Select and explain. 
A. 15%, B. 25%, C. 35%, D. 45%
C: 35%
Answer: C: 35% 
Explanation: This is class III of hypovolemic shock (decompensated). Amount of blood loss is 30% - 40%.