Which statements describe the death of stars? Check all that apply. A star's final stages of life depend on its mass.
Stars die when they run out of fuel.
When a star starts to die, its core expands.
The outer portion of the star contracts.
All stars become black holes when they die.

I think a is the right answer

A star's final stages of life depend on its mass. Stars die when they run out of fuel.

Explanation:

Stars die differently when their core can no longer fuse atoms, depending on their solar masses.

the correct answer is blue and green.

a visible spectrum is electromagnetic spectrum color that can be seen by a normal human being by a single wavelength of light. the visible light spectrum is the range of wavelengths that make up visible light. the visible light spectrum passes through a prism enabling the rainbow reveals all the colors in the spectrum. these range from red, orange, yellow, green, blue and violet.