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': 'Pancreas produce: \nSelect and explain. \nA. Pepsinogen, B. Chymotrypsinogen, C. Hydrochloric acid, D. All of the above', 'role': 'user'}, {'content': 'Answer: B \nExplanation: Enzymes in pancreatic juice are trypsin, chymotrypsin, pancreatic lipase and amylase.\nStomach produces gastric juice, which contains pepsinogen, rennin, gastric lipase, HCl, intrinsic factor and other inorganic substances.', 'role': 'assistant'}]