This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Cardiopulmonary Cerebral Resuscitation, Subject name: Anaesthesia
[{'content': 'Which of the following is not a useful fluid for resuscitation in cardiac Arrest Patient:- \nSelect and explain. \nA. Normal Saline, B. Ringers Lactate, C. 5% Dextrose, D. Whole Blood', 'role': 'user'}, {'content': 'Answer: C \nExplanation: 5% Dextrose is not a fluid to be ued for resusitation as dextrose is metabolised and it rest becomes free water.', 'role': 'assistant'}]