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: Surgery
[{'content': 'Hypotension in a case of gas gangrene is best treated by - \nSelect and explain. \nA. Ringer Lactatete, B. Normal saline, C. Plasma, D. Whole blood', 'role': 'user'}, {'content': "Answer: A \nExplanation: Ans. is 'a' i.e., Ringer lactate", 'role': 'assistant'}]