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: Anatomy
[{'content': 'The absence of intestinal motility in the normal small intestine is best described as \nSelect and explain. \nA. A migrating motor complex, B. An interdigeti ve state, C. Segmentation, D. Physiological ileus', 'role': 'user'}, {'content': 'Answer: D \nExplanation: .', 'role': 'assistant'}]