Wind and Waves are the 2 main forms of erosion on coastline cliffs
The greatest variation in size, mass, and luminosity occurs in elliptical galaxies.
<h3>What is Variation?</h3>
This is defined as the difference from the norm which is exhibited by objects.
In the solar system, variation in features such as size, mass, and luminosity occurs mostly in elliptical galaxies due to presence of array of stars thereby making it the most appropriate choice.
Read more about Elliptical galaxies here brainly.com/question/24985948
42.6 is the answer I believe because you would do 2,560 divided by 60 if I'm correct.
