the method of separation of components of a mixture with the principle of difference in density of subset is what I) evaporation II) sublimation III) Centrifuging III) Crystallization​

Which is true of a liquid? it has a definite volume but not a definite mass.it has a definite mass but not a definite volume.it has a definite volume but not a definite shape.it has a definite shape but not a definite volume.