Hope this helps!
https://youtu.be/MT5tKijKZwQ
Dwarfs - A
Giants - C
Main Sequence Stars - B
Supergiants - D
What is the question you need answered
In this theory, gas molecules are deemed to be at constant random motion and have perfectly elastic collisions with each other. They bounce of each other. These particles are assumed to have a spherical shape. Also, there are no attractions between the molecules.<span />
Answer:
Add solute to liquid until dissolving stops.
Evaporate a solvent from a solution until the solute begins to crystallize or precipitate.
Add seed crystals to a solution that is supersaturated.
Explanation: