A chemical change I know this because chemical digestion begins in the mouth when enzymes in saliva begin to break down carbohydrates and most chemical changes in digestion occur in the small intestine. Hope this helped!
Answer from: Quest
it would affect precipitation by causing flooding in some areas of the world due to climate increasing, causing the glaciers in the northern and southern pole of our planet to melt.
i wish you would have provided choices to simplify it and allow me to give an exact answer.
Answer from: Quest
Ithink that b is correct but just in case wait to see if someone else answers