Multiple choice What is the order of the 4 stages of a sun-like star's life cycle? Protostar > Main-Sequence > Giant & Supergiant > White Dwarf Main-Sequence> Protostar > Giant & Supergiant > White Dwarf White Dwarf > Main-Sequence > Giant & Supergiant > Protostar Protostar > Giant & Supergiant > White Dwarf Reveal answer Fill a bubble to check yourself A Correct answer Explanation A sun-like star begins as a protostar, enters the main-sequence, expands into a giant or supergiant, and finally collapses into a white dwarf. This sequence follows the standard model of stellar evolution for stars of this mass.