Will give ! there are many natural processes that shape the earth's surface. these processes can act as constructive forces, destructive forces, or both. in general, natural processes act as constructive forces a) only at high elevations. b) only at sea level. c) when they wear down landforms. d) when they build up landforms.

D) When they build up landforms.

Explanation:

This is partially a little simple because construct is basically "build up". Also according to Quizlet, it is D! Have a nice day!!

C.  when they wear down landforms.

i did it in my study island

The equation for volume depends on the shape.

Explanation:

For example, the equation for a cube or rectangular prism would be length×width×height