This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: G.I.T, Subject name: Physiology
[{'content': 'Migration motor complex is due to which of the following? \nSelect and explain. \nA. Gastrin, B. CCK, C. Motilin, D. VIP', 'role': 'user'}, {'content': 'Answer: C \nExplanation: The migrating motor complex is a distinct pattern of electromechanical activity observed in gastrointestinal smooth muscle during the periods between meals. It is thought to serve a "housekeeping" role and sweep residual undigested material through the digestive tube Ref: guyton and hall textbook of medical physiology 12 edition page number:442,443,444', 'role': 'assistant'}]