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
[{'content': 'Impoance of CVP measurements is : \nSelect and explain. \nA. Need for blood transfusion, B. Assess amount of fluid to be given, C. Need for inotropic suppo, D. All', 'role': 'user'}, {'content': 'Answer: A \nExplanation: A i.e. Need for blood transfusion', 'role': 'assistant'}]