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': "Raygat's test is based on: NEET 14 \nSelect and explain. \nA. Weight of lung, B. Specific gravity of lung, C. Consistency of lung, D. Volume of lungs", 'role': 'user'}, {'content': 'Answer: B \nExplanation: Ans. Specific gravity of lung', 'role': 'assistant'}]