Answer:
We know that all people of any caste , race etc are not similar. Different people are found everywhere. Thus we can say that all Nazis were not evil. Some would be good but , they were not exposed. Even some Nazis has helped the Jews , but they were very few
Practical escalators use electric fields to speed up and increase the energy of a beam of particles, which are steered unfocused by magnetic fields.
I just took the test, the answer is human dominion over nature