Decomposers break down dead material
River System........................
Answer:
An alluvial fan is a triangle-shaped deposit of gravel, sand, and even smaller pieces of sediment, such as silt. This sediment is called alluvium. Alluvial fans are usually created as flowing water interacts with mountains, hills, or the steep walls of canyons.
Explanation:
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Homo Ergaster or Homo Erectus
The answer is a the Palestinian liberation organization
