What is matter?

A. matter is an element

B. matter is anything that is made of atoms and that has mass

C. matter is a compound

D. matter is anything that is made of organic substances and is found on the earth

B is the answer i would choose

for ...

Matter is everything around you. Atoms and molecules are all composed of matter. Matter is anything that has mass and takes up space. If you are new to the idea of mass, it is the amount of stuff in an object.

B. anything is made of atoms and has mass