Estuaries are areas where fresh water from rivers flows into the ocean. Estuaries are very important to humans-over two-thirds the marine organisms we eat spend at least part of their life cycles in an estuary environment. From this information, what can yo
conclude about estuaries?
OA. Estuaries are the most biologically diverse ecosystems in the world.
OB. Estuaries are found in the ocean's neritic zone.
OC. Estuaries are a rich nutritional resource for humans.
OD. Estuaries have an extremely high concentration of salt
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