Answer: There is more plankton by coral reefs.
Explanation: Plankton tend to hang around surface waters which coral reefs also grow in. And most of that Plankton are plants that need more sunlight. So the sun would be brighter in shallower waters rather than open ocean.
It becomes D. Groundwater
Answer:
its the level of acid in substances
you put the amount of a item into a cup and add water.
Explanation: