D. Wastes
High levels of waste in the blood is not normal for a healthy human being. Hope this helps! :)
A claim of what you are going to talk about
-hope it helps my friend
D) Thought Police, From what i looked up everything was about the Thought Police
Answer:
A scientific theory is an explanation of an aspect of the natural world that can be repeatedly tested and verified in accordance with the scientific method, using accepted protocols of observation, measurement, and evaluation of results.