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': 'Most common organ affected in blast injury: \nSelect and explain. \nA. Liver, B. Lungs, C. Nervous tissue, D. Skeletal system', 'role': 'user'}, {'content': 'Answer: B \nExplanation: Lungs', 'role': 'assistant'}]