Well in my opinion I think that it would be B because if deforestation were to happen, then there would be no trees to provide food for any organisms to eat or survive. Hence, it would decrease animal life as well as plant life too.
The classical music is the independent variable
Sun then trees then from bigger animal to small
The Medulla Oblongota is what determines your breathing rate :)
Medulla Oblongata is your answer :)
Good luck!
Answer: A gene is in your DNA
Explanation: