Answer:
A. Biosphere B. Geosphere C. Atmosphere D. Hydrosphere
Step-by-step explanation:
- Geosphere: It includes crust and the core of the earth.
- Hydrosphere: It is the part of the Earth made of water such as oceans, rivers, lakes.
- Biosphere: The Part of the Earth where all living components of the earth are found. Living components are flora, fauna and microorganisms.
- Atmosphere: A blanket of air surrounding the Earth.