I'm taking the test right now, i think it's coordination.
Answer:
1, 2, and 3
(but mostly 2)
Explanation:
you can do any of these three goals, it is realistic, and it is possible
(also, it is a many choices question)
A) foods are physically broken down into smaller pieces!
your mouth brakes the food into small pieces and is the main part but chemical reaction also occurs,
the saliva in your mouth helps you swallow the food easily!
just imagine eating your food dry like doritos that will hurt! your saliva makes it a lot easier and painless!