This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: All India exam, Subject name: Pharmacology
[{'content': 'LES pressure is decreased by all except \nSelect and explain. \nA. Alcohol, B. Fat, C. Protein, D. Peppermint', 'role': 'user'}, {'content': 'Answer: C \nExplanation: LES pressure- 10-25mm Hg LES presssure decreased by Alcohol, smoking, fat Coffee, Chocolate, Mint Barbiturates, Atropine, diazepam, theophylline Ref; katzung 12th ed.', 'role': 'assistant'}]