I think the correct answer from the choices listed above is the third option.Ā If bedrock has been partially weathered then it is known as a regolith.Ā BedrockĀ can also becomeĀ regolithĀ as a result of mechanicalĀ weathering.Ā It includes dust, soil, broken rock, and other related materials and is present on Earth, the Moon, Mars, some asteroids, and other terrestrial planets and moons.