Answer: The answer is B.
Explanation:
Silent Spring was met with fierce opposition by chemical companies, but it spurred a reversal in national pesticide policy, led to a nationwide ban on DDT for agricultural uses, and inspired an environmental movement that led to the creation of the U.S. Environmental Protection Agency.
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<span>it actually brought them into the Neolithic period. agriculture (farming)</span>
<span>C. The high cost of the war meant Parliament had to create new taxes in the American colonies.</span>
John hay negotiate to establish open door policy with: China and the countries with spheres of influence.
At that time, john hay believe that establishing open door policy with these countries would bring economic wealth to united states. Under this policy, United states would be able to trade with china and those other countries without many restrictions such as tariff or quota. This would bring more profit to american producers.