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': 'Effect of cholecystokinin on GIT ? \nSelect and explain. \nA. Increases gastric acid secretion, B. Increases small intestinal peristlasis, C. Increases gastric motility, D. Relaxes gall bladder', 'role': 'user'}, {'content': "Answer: B \nExplanation: Ans. is 'b' i.e., Increases small intestinal peristalsis", 'role': 'assistant'}]