There are stars located in the center bulge of the Milky Way and the spiral arms of the Milky Way. What is the difference between the stars at the center bulge and the stars in the arms? A. The stars at the center bulge are typically brighter than the stars in the arms.

B. The stars at the center bulge are typically older than the stars in the arms.

C. The stars at the center bulge are typically colder than the stars in the arms.

D. The stars at the center bulge are typically smaller than the stars in the arms.

it’s previous models   because when i picked that son of a gun’s answer it was wrong look for previous models because they might make it a different letter  

sup bro, im dumb, but this is what i found xd

"the ozone layer acts as a filter for the shorter wavelength and highly hazardous ultraviolet radiation (uvr) from the sun, protecting life on earth from its potentially harmful effects. when the sky is clear, there is an inverse relationship between stratospheric ozone and solar uvr measured at the earth's surface"