Explanation:
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
The lists of the correct order of evolutionary history is Jellyfish, Reptiles, Mammals. This three are classified as vertebrates and all I know that almost all the animals we know are vertebrates. Jellyfish is a fish that do not have a backbones, example of reptiles is garter snake, there are so many mammals in the forest such as bat, rodent, bear and much more.