<prompt> Which of the following produce gastrin?Mucous neck cellsParietal cellsChief cellsEndocrine cells  <response>: D: Endocrine cells produce gastrin.A: Mucous neck cells are found in the necks of the gastric pits.B: Parietal cells produce HCl.C: Chief cells produce pepsinogenE: Foveolar cells or surface mucous cells are mucus-producing cells which cover the inside of the stomach, protecting it from the corrosive nature of gastric acid. 