Answer:
b and d btw are you taking an exam? Or test?
Explanation:
The new species come from old ancestors of the animals that were there, over time they slowly evolved, and they adapted to that new environment.
Chloroplasts are the tiny structures in plants cells where photosynthesis happen. chloroplasts contain chlorophyll , a green pigment that absorb light energy for photosnthesis
The answer is B, pollution releases because it negatively affects the environment
