Answer:
Amontons’s law. If the temperature is increased, the average speed and kinetic energy of the gas molecules increase. If the volume is held constant, the increased speed of the gas molecules results in more frequent and more forceful collisions with the walls of the container, therefore increasing the pressure
Volume and surface area is your answer for the first 2
Their fur color is very similar to the color of the bark on the eucalyptus tree.
The answer is D I'm 100% sure!