Answer:
I believe that the answer would be 39 and 78
Answer: B
Explanation: Plastic shopping bags don’t help the environment, meaning that its not an effort to help preserve the environment.
The answer is A because it is not formed from decaying marine animals.
When prey is abundant, predator populations increase because more young are able to survive. More predators kill more prey, which, along with food scarcity, decreases the population. When prey becomes more scarce, the predator population declines until prey is again more abundant. Therefore, the two balance each other.
