I think it is C. However, it should just be rock and water/ice.
A. Silt is no longer carried down river.
Answer:
Hello There!!
Explanation:
Pollution is when harmful substances are surrounded in the atmophere.
3 types of Pollution are-
-air pollution
-water pollution
-land pollution
hope this helps,have a great day!!
~Pinky~
I believe the answer is <span>meridians</span>