Carbon would be the answer to this because it is an element while water is a compound. In addition, carbon had 4 bonding sites which allows it to form a variety of molecules like sugars, proteins, and even DNA that are essential for life as we know it.
Answer: Omnivore
Explanation: A Carnivore eats meat, an Herbivore eats plants, and an Omnivore eats both
First answer: 4
Second answer: I think 2?
Third answer: 5
Fourth answer: 1