I think the answer is A
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The amount of energy available from the organisms within a tropic level determine the carrying capacity of the next tropic level
Explanation:
Answer:The rocks are smooth due to the water eroding the rocks.
Explanation:
The water slowly takes off minerals of the rocks every time is splashes over them. Over time the rocks bumpy surface would be eroded away giving it a smoother surface.
im not to sure, but i think its 21.95
hope this helps! :)