Answer:
Your answer is D. Excess nutrient levels
Explanation:
Answer:
A river delta is a landform created by deposition of sediment that is carried by a river as the flow leaves its mouth and enters slower-moving or stagnant water. This occurs where a river enters an ocean, sea, estuary, lake, reservoir, or (more rarely) another river that cannot carry away the supplied sediment.
Moderate is your answer hope this helps!
Answer:
it tells us that there is low and high atmospheric pressure
