Answer: gaseous
Step-by-step explanation:
The major states of matter are solid, gaseous, liquid and plasma. However, there numerous others continued to be discovered such as Bose-Einstein condensate due to continuous research.
Solid state of matter usually have shape and volume which is a major physical characteristic of solids, liquid state of matter do not have shape but have volume however, the tend to occupy the shape of the container with respect to their volume in the container. Gaseous state of matter do not shape or volume but just occupy space in the container.