Question 2 5 pts Which of the following are postulates of the Kinetic Molecular Theory of Gases? 1. Gas molecules are in constant motion and travel in a straight line until they collide with another molecule or the walls of a container. II. The molecules of a gas are small compared to the volume they occupy. III. There are significant attractive forces between the molecules of a gas. I and Il only I and III only Oil and Ill only O I, II and III O l only