Answer:
C. The damage to all living things caused by insecticides
Explanation:
Late in the 1950s, Carson turned her attention to conservation problems, the ones that she believed were caused by synthetic pesticides. In 1962, she wrote a book about her findings titled "Silent Spring", which brought environmental concerns to the American limelight. Silent Spring was met with fierce opposition by chemical companies, but it still went on to spurr a reversal in national pesticide policy, which led to a nationwide ban on DDT and other pesticides. And it also inspired a grassroots environmental movement that led to the creation of the U.S. Environmental Protection Agency.
Answer:
In WWI, the tank was slow and unreliable, but effective.
Explanation:
As we know WW1 brought many changes when it comes to war efforts. New techniques were introduced and among them usage pf tanks.
Those tanks were heavy and slow, but still practically unbroachable. They were used for the first time in 1916, but until the end of the war were used more frequent.
<span>With the conquests and voyages of explorers like Christopher Columbus, Portugal was the first country to really start the concept of European Imperialism, whereby countries ventured out for other lands as a way of increasing their influence upon the rest of the world.</span>
An example of separation of power is having different branches of government that perform different duties, for example the legislative, executive, and judicial branch. Instead of having government concentrated into the power of one person