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
Effect of cholecystokinin on GIT ? 
Select and explain. 
A. Increases gastric acid secretion, B. Increases small intestinal peristlasis, C. Increases gastric motility, D. Relaxes gall bladder
B: Increases small intestinal peristlasis
Answer: B: Increases small intestinal peristlasis 
Explanation: Ans. is 'b' i.e., Increases small intestinal peristalsis