PLEASE HELP ASAP 10 POINTS Put the steps of star formation in the correct order.
1.Disturbances cause the formation of clusters with sufficient mass that the gas and dust collapse due to their own gravitational pull.
2.Clouds of gas and dust form within galaxies
3.When the protostar begins to undergo fusion, it becomes a real star.
4. A disk forms, with a growing "protostar" at the center.