Statement is the best description of the kinetic theory of matter?

Kinetics has to do with some kind of movement, but also energy. The statement that best describes the kinetic theory of matter is Matter is made up of particles that are in constant motion and have energy.

molecules are free to separate from each other and will take on the shape of the container. molecules move completely at random and high speeds. they vibrate in a fixed position and do not move around much. molecules expand to the edge of their container.