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': 'True about gastric acid secretion: \nSelect and explain. \nA. Secretion ,l,ses with secretin, B. H2 blockers prevent release, C. Total acid output indicates parietal cell mass activity, D. All', 'role': 'user'}, {'content': 'Answer: D \nExplanation: A i.e. Secretion decreases with secretin B i.e., H2 blocker prevents relapse C i.e., Total acid output indicates parietal cell mass activity', 'role': 'assistant'}]