Oysters live in water and have shells. pollution in the ocean waters where the oysters live has increased the amount of salt in the water. what is the most likely way that an oyster will adapt to the changing salt levels in the water?
a) it will change the shape of its shell.
b) it will change the color of its shell.
c) it will keep its shell open until the salt level is normal again.
d) it will shut its shell tightly until the salt level is normal again.

In the united states there are strict fishing seasons and limits, but not all countries enforce similar laws. in bangladesh there are few if any fishing restrictions. what might be the reason for less restrictions in smaller countries like bangladesh? a) the united states is the only country worried about overfishing. b) the united states wants to limit the supply of fish to increase the price. c) bangladesh and smaller countries have an unlimited supply of fish in their coastal waters. d) small countries, such as bangladesh, are practicing subsistence fishing, taking only the fish needed to survive.