Answer:
the biosphere and the geosphere
Explanation:
Answer:
maintenant tu apprends le français xd
D. a new substance is formed. if it is chemical change then it is actually changing to something new. In this case a new substance is formed. It is a completely different substance from what you started out with.
The question that Bill Clinton calls the urgent question of our time is weather or not we can make change a friend to us instead of it being an enemy. Basically ,he is saying we need to be flexible and ready to change because he believed that change was good for the country.
Hope This Helps Human <3