The correct answer is:
B. It is slow (he does not require many calories)
Hope this helps!
That would be like your...height, skin color and eye color ect...
For some reason I have a little bit of doubt that this is related to your schoolwork, however this is important to learn to not do so by mistake. This would take a few minutes of inhaling fumes and is a very painful way to die. Even if it doesn't kill you, exposure can lead to brain damage and chemical burns. 5-10 minutes of non ventilated inhaling.