Why are sedimentation ponds useful for reducing the affects of soil erosion?
A. They provide a water source that can be used for irrigation if crops.
B. They provide a place to raise fish that can be used to replace fish harmed by the sedimentation.
C. They help transport soil sediments to rivers, ponds, and lakes.
D. They provide a place to collect soil sediment so that it doesn’t reach ponds, lakes, and rivers.