Answer:
The U.S. suffered badly but not as bad as the soviet union, China, poland, India, etc. The U.S lost . 1,027,000 to 1,700,000 lives, the soviet union lost 20,000,00 to 27,000,000 lives, etc.
Explanation:
The answer is Democracy because it is governed by citizens.
The science of adjusting environments, tasks, or procedures to fit the individual is ERGONOMICS. In other words, it is also defined as the study of a worker's efficiency in a workplace and how this efficiency can be improved together with the well-being of the worker.
The best answer I'll choose, will be A. I hope this helps you.
Your answer is D.. I hope this helps :)