How will the Sun's luminosity and temperature change as it ages? Question 13 options:

As the Sun ages it will become a giant and its luminosity will increase while its surface temperature decreases. Then, as the Sun nears the end of its life cycle it will lose its outer layers and become a white dwarf.

As the Sun ages it will become a supergiant and its luminosity will increase. Then, as the Sun nears the end of its life cycle it will result in a massive supernova that engulfs the entire solar system.

As the Sun ages it will become a giant and its luminosity will decrease while its surface temperature increase. Then, as the Sun nears the end of its life cycle it will lose its outer layers and become a brown dwarf.

As the Sun ages it will explode in a massive supernova. Then, the area that housed the Sun will collapse and form a black hole engulfing most of the Milky Way galaxy.