The main idea of this paragraph is A
Welp, trees provide oxygen., and they provide paper and other natural resources.
The ice caps are melting due to global warming which is being affected by the polluted air
The crust and the upper mantle.
Answer:
The Milky Way is one of the many galaxies in the solar system. It includes billions of stars (including our most important one, our sun), eight planets (Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, Neptune), dwarf planets (a famous one, Pluto), and moons. They also have asteroids, meteors, comets, etc. The Milky Way is related to the solar system because the solar system consisting of all the planets, stars, and moons are in the galaxy.