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: Physiology
[{'content': 'Post prandial motility is maximum in \nSelect and explain. \nA. Transverse colon, B. Rectum, C. Descending colon, D. Sigmoid colon', 'role': 'user'}, {'content': 'Answer: D \nExplanation: Post prandial motility is maximum in sigmoid colon followed by transverse colon.', 'role': 'assistant'}]