Answer:
Plate tectonics
Explanation:
Plate tectonics is a scientific theory describing the motion of seven large plates and the movement of a larger number of smaller plates of the Earths lithosphere.
Liquids and gases are similar in both shape and volume because they both have its shape determined by its surroundings.
Gases, liquids and solids are all made up of atoms, molecules, and/or ions
D - None of the above
by experimenting the layers of the earth