Im pretty sure its d) Lipids
I have to say airborne infections. If the infection is airborne it can travel and infect many people more quickly and wide spread.
The answer should be vulture
You would expect an earthworm to have no exoskeleton because as you see it is very flexible and soft. Organisms with such have body parts that are divided and an earthworm do not have any visible parts on them also having an exoskeleton would not allow an organism to move like an earthworm does.
Answer: 1. The Bill of Rights
2. The Alien and Sedition Acts
Explanation: