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': 'Route not used by addicts for morphine: WB 07 \nSelect and explain. \nA. Intravenous, B. Intramuscular, C. Subcutaneous, D. Oral', 'role': 'user'}, {'content': 'Answer: D \nExplanation: Ans. Oral', 'role': 'assistant'}]