I need help plz Its a simple middle school question on science about energy PLZZZ I need help

At room temperature what happens to the average kinetic energy of the molecules of a solid, liquid, and a gas

Temperature is _related to the average kinetic energy of a gas. inversely directly not disproportionally

Which sentence about particles in matter is true? a. atoms are present in solids and liquids but not in gases. b. the particles of matter are in constant motion. c. the same kinds of atoms are found in different elements. d. when a solid changes to a liquid, the sizes of the particles change.