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: Surgery
[{'content': 'Which of the following lifestyle modifications you should not advise to a GERD patient \nSelect and explain. \nA. Avoiding fatty, spicy, chocolate, B. Small frequent meals, C. Last meal should be within 2 hours of going to bed, D. Head end elevation of the bed', 'role': 'user'}, {'content': 'Answer: C \nExplanation: Last meal should be no less than 2 hours before going to bed', 'role': 'assistant'}]