This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Fluids & Electrolyte Disorders - Volume, Subject name: Surgery
Blood loss in class II hemorrhagic shock is 
Select and explain. 
A. < 15%, B. 15-30%, C. 30-40%, D. > 40%
B: 15-30%
Answer: B: 15-30% 
Explanation: Ans. (b) 15-30%Ref: Sabiston 20th Page 50* Class 1 <15% blood loss* Class 2: 15- 30 % blood loss* Class 3: 30 -40% blood loss* Class 4: > 40% blood loss