regulates the circulating levels of amino acids, carbohydrates, and lipids. Group of answer choices gallbladder pancreas large intestine pancreatic islets liver

The larger duct fuses with the common bile duct (carrying bile from the liver and gallbladder) just before entering the duodenum via a common opening (the hepatopancreatic ampulla). The smooth muscle sphincter of the hepatopancreatic ampulla controls the release of pancreatic juice and bile into the small intestine.

I believe its A please forgive me if im wrong