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': 'Chyme is propulsed forward in small intestine by \nSelect and explain. \nA. Segmentation, B. Hustrations, C. Migratory motor complex, D. Peristalsis', 'role': 'user'}, {'content': 'Answer: D \nExplanation: None', 'role': 'assistant'}]