The answer is c. Edit and Proof
Answer:
Carbon, Hydrogen, Oxygen, Nitrogen
amino acids?
Explanation:
I know that the first part is right I just don't understand exactly what it is asking for the second but I gave my best answer for it.
Answer:
The term pathogen came into use in the 1880s. Typically, the term is used to describe an infectious microorganism or agent, such as a virus, bacterium, protozoan, prion, viroid, or fungus. Small animals, such as certain kinds of worms and insect larvae, can also produce disease.
First figure out what ALL of these have in common.
It would probably be the ability to fly since they can all fly.
Then you would pick something that only 4 out of the 5 share.
For that, you can separate the pelican because it's big, unlike the rest.
It starts at the bottom, so the pelican would be all the way at the bottom
Add that characteristic before the name of the animal and keep on making your way up until only 1 of the birds has a characteristic that the other ones don't have