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: Anaesthesia
Impoance of CVP measurements is : 
Select and explain. 
A. Need for blood transfusion, B. Assess amount of fluid to be given, C. Need for inotropic suppo, D. All
A: Need for blood transfusion
Answer: A: Need for blood transfusion 
Explanation: A i.e. Need for blood transfusion