Which statement best describes what Earth’s outer layer is like underneath the surface in the image?

Question

Responses

a
Underneath both the soil and the ocean, Earth’s outer layer is made of sand and water.
Underneath both the soil and the ocean, Earth’s outer layer is made of sand and water.

b
Underneath both the soil and the ocean, Earth’s outer layer is made of hard, solid rock.
Underneath both the soil and the ocean, Earth’s outer layer is made of hard, solid rock.

c
Underneath the soil, Earth’s outer layer is made of hard, solid rock. Underneath the ocean, Earth’s outer layer is made of sand.
Underneath the soil, Earth’s outer layer is made of hard, solid rock. Underneath the ocean, Earth’s outer layer is made of sand.

d
Underneath the soil, Earth’s outer layer is made of water.
Underneath the soil, Earth’s outer layer is made of water.

Answer 1

The best statement that describes what Earth's outer layer is like underneath the surface is:

b: Underneath both the soil and the ocean, Earth’s outer layer is made of hard, solid rock.

This is because the outer layer of the Earth, known as the lithosphere, consists of solid rock, whether it is beneath the continents or the ocean floor.