Which of the Following Statements Best Explains Why the Waters

Which of the following statements best explains why the waters over continental shelves have more nutrients than the open ocean?

A) The waters over continental shelves have more aquatic plants that provide nutrients.
B) The water over the continental shelves are shallower so the nutrients remain in place.
C) The open ocean has a greater concentration of consumers that deplete the water of nutrients.
D) About 99% of seafood harvested by humans comes from the open ocean, this depleting it of its nutrients.
E) Sunlight penetration is greater over continenntal shelves, making it more nutreint rich.