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: Unknown
[{'content': '35 years old man presenting with acute pancreatitis.  Ideal fluid of choice \nSelect and explain. \nA. Isotonic crystalloid, B. Hypertonic crystalloids, C. Hypotonic crystalloid, D. Vasopressin', 'role': 'user'}, {'content': 'Answer: A \nExplanation: Ref. API Textbook of Medicine. Pg. 813\n\xa0\nMost imp consideration in the management of acute pancreatitis is conservative approach\n\nFluids >Pain >Nutrition >Inflammation\nIdeal fluid of choice is Isotonic crystalloids\n1st line management : NPO , IV Fluids ,IV antibiotics, IV anti inflammatory\xa0 + Blood investigations (Amylase and lipase)', 'role': 'assistant'}]