"Rome was built on hills which made defenses easier. The Tiber River was a source of water and the Alps protected it from the north".
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Although there were many people during this time who asserted that scientists should rely on what they can observe with their senses and emphasized the need for experimentation, the best option is "<span>a. Francis Bacon," since he was a major leader in the field. </span>
As emperor, Napoleon made all of the following changes except "<span>Allowing noble émigrés to return to France" although there were definitely a few exceptions. </span>
The powers of the national government are limited
I'll first explain what the non-aggression pact was. It was an agreement that the Soviet Union and Germany would take no military action against each other. To answer your question it is B. The pact was to make sure he could safely attack Poland.