Answer: It produced strong weapon/tools that made the empire strong and powerful.
Explanation:
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I believe it was Adolf Hitler but im not 100% sure, i hope this helped!
I would rule out B and C because they didn't do much good they killed people who didn't change religion. I would go with D because they forced people to change to their religion.
The historical method includes classifying data, analysis of data and finally reporting on data. The method itself is slightly different to the scientific method but in essence wishes to do the same thing as the scientific method - elucidate the secrets of the world and gain new knowledge.