This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: All India exam, Subject name: Pharmacology
Which of the following does not stimulate enterogastric reflex? (NOT RELATED) 
Select and explain. 
A. Products of protein digestion in the duodenum, B. Duodenal distension, C. H+ ions bathing duodenal mucosa, D. Cholecystokinin
D: Cholecystokinin
Answer: D: Cholecystokinin 
Explanation: .