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 pieces
O The student's salivary glands release enzymes to break down starches
O In the stomach, gastric acids break the donut down further into a liquid called chyme
O In the small intestine, enzymes produced by the gall bladder break the chyme down further