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': 'Magenstrasse refers to: \nSelect and explain. \nA. Signs of magnesium poisoning, B. Marks of violence in case of poisoning, C. Route of acidic poisons in stomach, D. Color change of mucosa seen in corrosives', 'role': 'user'}, {'content': 'Answer: C \nExplanation: Ans. Route of acidic poisons in stomach', 'role': 'assistant'}]