They were all products of Enlightenment philosophies.
Answer:
Enlightenment thinkers believed that understanding a new truth could change them for the better
Answer:
Correct answer is widespread illiteracy caused few historical records to be left behind
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Explanation:
First option is not correct as Europe didn't had problems with pollution, as they did with climate changes and diseases.
Second option is not correct as Christianity became a dominant part of everyday life of people.
Third option is correct as usually only people close to church were educated. Most of the people weren't able to leave any type of written source behind them.
There were no political revolutions at all at that time as the new feudal system was established.
A volcano erupted at an earlier time, causing lava flow to spread across the land. It hardened where it was, eventually forming the Columbia Plateau as we know it today
The House of representatives have less power overall compared to the Senate which deals with matters that relate to the country as a hole