Which of the following is true about volcanic eruptions?
A.
Volcanic eruptions never act as constructive forces because they do not build up landforms.
B.
Volcanic eruptions act as constructive forces when they blast away the sides of volcanoes.
C.
Volcanic eruptions act as constructive forces when volcanic gases cause acid rain that weathers rocks.
D.
Volcanic eruptions act as constructive forces when lava builds up to form volcanoes and plateaus.

D. Volcanic eruptions act as constructive forces when lava builds up to form volcanoes and plateaus.

Explanation:

Volcanic eruptions brings lava to the surface. They are powerful constructive forces that builds the earth and adds new materials to the surface.

plants need sunlight, water, and carbon dioxide to make food. plants use the raw materials of water, nutrients they absorb from soil, and carbon dioxide to make sugars the plant can use. energy from the sun and chlorophyll are also needed.

the mantle

explanation:

earth is divided into three layers: the crust or the outermost layer on which we live; the underlying, middle layer - the mantle - and the core (the innermost layer of earth).