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: Pharmacology
[{'content': 'Which of the following is false about absorption: \nSelect and explain. \nA. Glucose absorption through SGLT-1 is active, B. Most of the drugs are absorbed by passive diffusion, C. Acidic drugs are absorbed when pH > pKa, D. Basic drugs are absorbed when pH > pka', 'role': 'user'}, {'content': 'Answer: C \nExplanation: None', 'role': 'assistant'}]