The answer to this should be: A sizable middle class has developed.
With a middle class they can create a better governance; The Middle Class has a strong interest in promoting foresighted policies and making government work well because their economic fate is more closely tied to the quality of government than that of the wealthy.
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English is the official language
Answer:
They negatively reacted. The discovery that the Earth was not the center of the university contradicted the Church angering them.
The science that isn't considered a social scence from the ones you've mentioned would definitely be biology as it studies the relation between things on a very small level and often includes dead specimens.
The answer in the space provided is protection, as the airbag offers assistance to drivers into protecting them from the initial impact that had caused their airbag to deploy. This will help them have less injuries and prevent severe impact or further complications that could arise without it.