How does weathering alter the surface of land? Is it D?

A.
The landscape is changed as large rocks form deltas where an ocean meets a river.

B.
The landscape is altered by the creation of new hills or shapes such as a delta at the end of a river's course to the sea.

C.
Existing rocks are broken into smaller fragments, freeing the pieces to be moved away.

D.
The shape of a beach or a hill can be changed as smaller particles are moved away.