How could sinking a ship to create an artificial reef address the problem? A.
More divers would come to the area to explore both reefs.
B.
Many divers would go to the artificial reef instead of the natural reef.
C.
There would be more places for new species to enter the ecosystem.
D.
There would be fewer places for marine organisms to live.

C.  There would be more places for new species to enter the ecosystem.

Explanation:

The Shipwrecks established artificial reefs that address the problem of a natural reef.

The artificial reefs provide a stable growing area for corals, and habitat for fishes and new organisms along with food sources that is found in natural reefs. This helps to increase the growth of marine life.

Hence, the correct answer is "C.  There would be more places for new species to enter the ecosystem."