They are part of the geosphere, which is comprised of the crust,mantle outer core and inner core. The asthenosphere is part of the upper mantle, while the lithosphere is the solid outer part of Earth which includes the crust.
The asthenosphere and lithosphere are parts of Earth’s geosphere. Correct answer: A The geosphere is layer of the Earth which includes the solid parts of the planet (the rocks and minerals on Earth). The lithosphere is composed of both the crust and the portion of the upper mantle, while the asthenosphere is solid upper mantle material. According to this they belong to the geosphere.
