The answer is「Atomic Numbers」
Answer:
Ecosystem A.
Explanation:
I believe that this is the most diverse
They all work in different ways but they all work together. For example, the Skeletal and muscular system will help you move away from danger or fire. Although, the nervous system sends messages to the brain that there is danger or fire.
15 degrees Celsius is colder than 20 degrees Celsius. It gets colder as the temperature decreases.
Since the air is a great thermal isolator, the windows prevent heat exchange better than one made out of a single thick sheet of glass. The air between the thin blankets is not moving around and will form an isolating layer that acts exactly like another blanket, thus improving the thermal isolation
