Humans have come to value salt marshes and now seek to preserve and restore them Answer A
..I hope this helped..
Sediment or sedimentation is the term used for solid organic matter transported by wind, water or glacial erosion. Usually, Sediment is formed by weathering or rock. In time, this sediments will be accumulated and formed in a place in which it will stay.
The answer is Observation. That's the first step.
