Which phase of stellar evolution is described as an active, fusing star near the zenith of its life?

Answer

Blue Giant

The blue giant is an active, fusing star near the zenith of its life, contrasting with the white dwarf which is a stellar corpse.

Which phase of stellar evolution is described as an active, fusing star near the zenith of its life?
astronomytemperaturestarsstellar evolutionwhite dwarfblue giantstar temperature