Rachel notices that many objects have rusted. Rusting is a chemical change that some metal and steel objects undergo when they are exposed to oxygen. Which option best describes a chemical change?
A. a change from solar energy to chemical energy
B. a change in matter that produces one or more new substances
C. a change from a liquid state to a gas state
D. a change in form or appearance of matter

I believe it is B

Explanation: a chemical change happens when one chemical substance is transformed into one or more different substances. (Such as iron becoming rust)

Idon't know how to do this but maybe ask your mom or dad

The  pelagic  region is divided into three zones. the top zone is the euphotic or sunlit zone. this is the ocean zone that sunlight penetrates. because this zone gets sunlight, photosynthesis can occur and plants can grow here.sub  zones. the oceanic zone is subdivided into the epipelagic,  mesopelagic, and bathypelagic zones. the epipelagic (euphotic) zone, also called the sunlit zone, receives enough sunlight to support photosynthesis.your question does not include multiple choice,but i can give you some info on what the 3 zones hope this : -)