Just before taking an exam, a student eats a donut. The student's body begins to digest the donut through both mechanical and chemical processes. Which is an example of a mechanical process?O The student's teeth break apart the donut into little piecesO The student's salivary glands release enzymes to break down starchesO In the stomach, gastric acids break the donut down further into a liquid called chymeO In the small intestine, enzymes produced by the gall bladder break the chyme down further