NEED HELP ASAP !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
What is "change" when we are talking about natural and physical systems?
A.
Information that has been proven to be true
B.
A process for using knowledge and skills to acquire new knowledge
C.
Repeated processes that are used in a variety of ways
D.
A variable or alteration to one part that affects an entire system