This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Mechanical injuries, Subject name: Forensic Medicine
[{'content': 'Most common organ involved in air blast injury is - \nSelect and explain. \nA. Ear drum, B. Stomach, C. Eye, D. Lung', 'role': 'user'}, {'content': 'Answer: A \nExplanation: The synopsis of forensic medicine & toxicology ;Dr k.s narayan reddy ;28th edition; pg.no. 138 The tympanic membrane rupture most commonly with hemorrhage in ear .', 'role': 'assistant'}]