This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: General anatomy, Subject name: Anatomy
[{'content': 'The following is a passive process \nSelect and explain. \nA. Diffusion, B. Facilitated diffusion, C. Secondary active transpo, D. Both 1 and 2', 'role': 'user'}, {'content': 'Answer: D \nExplanation: Passive transpo include: diffusion, facilitated diffusion Active transpo include primary active transpo, secondary active transpo, vesicular transpo.', 'role': 'assistant'}]