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
Which of following  inhibits gastric emptying 
Select and explain. 
A. Secretin, B. CCK, C. GIP, D. All of the above
D: All of the above
Answer: D: All of the above 
Explanation: Gasrtrin stimulates gastric emptying CCK, secretin, GIP inhibits gastric emptying.