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': 'Gastrocolic reflex is related to \nSelect and explain. \nA. Pendular movement, B. Colonic stasis, C. Mass peristalsis, D. Segmental movement', 'role': 'user'}, {'content': 'Answer: C \nExplanation: The gastrocolic reflex or gastrocolic response is one of a number of physiological reflexes controlling the motility, or peristalsis, of the gastrointestinal tract. Ref: guyton and hall textbook of medical physiology 12 edition:443,444,445', 'role': 'assistant'}]