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: Forensic Medicine
[{'content': 'Gastric lavage can be done in poisoning with: WB 10; Odisha 11 \nSelect and explain. \nA. Carbolic acid, B. Oxalic acid, C. Sulfuric acid, D. Caustic potash', 'role': 'user'}, {'content': 'Answer: A \nExplanation: Ans. Carbolic acid', 'role': 'assistant'}]