Answer:

B

Explanation:

B is the answer there's a lot cases that the fish was died because if the illegal fishing

Answer:

A

Explanation:

Many, but not all, fish kills in the summer result from low concentrations of dissolved oxygen in the water. Fish, like all other complex life forms, need oxygen to survive. Other organisms use oxygen, too, including the algae that grow in the summer and bacteria that degrade organic matter.