The event that follows the asymptotic giant branch (AGB)phase in the life of a low-mass star is
A) the ejection of a planetary nebula.
B) core collapse and a supernova explosion.
C) helium flash and the start of helium burning in the core.
D) the onset of hydrogen burning in the core.

Question

Quizplus · Accepted Answer

After the AGB phase, the outer layers of the star are expelled, forming a planetary nebula. The remaining core of the star becomes a white dwarf.

The Event That Follows the Asymptotic Giant Branch (AGB)phase in the Life