The answer here is B they are each made of matter. some are compounds, and some are elements they all contain Atoms this is because Silver and Oxygen are elements while Carbon Dioxide and Water are compounds. Although you do not have the choices down, I have come across this question before.
I believe it means to split him open from his navel to his jawbone.
Answer:
Dont listen to those people they dont know u personally
Explanation:
Pancreas is your answer
Plus, it also breaks down fats :)