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The answer is C, hydrosphere.
The prefix "hydro" means water.
"Sphere" relates to Earth.
The asthenosphere and lithosphere are parts of the crust and mantle of the earth.
The atmosphere is the gases that surround the planet.
Hope this helps!
Answer:
An exothermic reaction occurs when the temperature of a system increases due to the evolution of heat. This heat is released into the surroundings, resulting in an overall negative quantity for the heat of reaction
Explanation:
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C. boiling point
boiling point is the temperature at which all liquids change from liquid to gas
