Travel by Europeans had a great impact on the lauching of scientific Revolution, because discoveries made by explorers and travellers showed that accepted ideas could be wrong and this led to the inevitable reconsideration of some beliefs and stereotypes, and, above all, to progress in all spheres of life and finally, to Scientific Revolution.
Well, if the president gets a bill, he/she can say yes to it or he/she can veto it. But a vote in congress can override a presidential decision. I think it's C.
Silent Spring brought attention to the effects of pesticide pollution on wildlife.
Answer:
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