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': 'Erythromycin is given in intestinal hypomotility because : \nSelect and explain. \nA. It increases bacterial count, B. It decreases bacterial count, C. It binds to adenylyl cyclase, D. It binds to motilin receptors', 'role': 'user'}, {'content': 'Answer: D \nExplanation: None', 'role': 'assistant'}]