Encourages; encourages; increases
Throughout America, the number of participants in choirs has increased where more than 42.6 million individuals (both adults and children combined) are now considered to be part of some choral group.
There are more than 270,000 choral groups all across America (in 2009, as per the study). This participation is far more than any other performing arts.
1 in 6 Americans (above 18) sings in a chorus.
In 2009, the percentage has increased from 14% to 17%.
This information is taken from The Chorus Impact Study of 2009 which can be referred to for further details on Choral Singing and its impact on American life.
The study also examines the effect of choral singing on children and their development along with many other social aspects.
brainly.com/question/17640146
That is a tough question: West Germany and Berlin, the Soviets declared the new currency void in the eastern partition under their control. Days later, the Soviet government closed supply lines to West Berlin. The United States Air Force and the British Royal Air Force organized a massive effort to deliver needed food, coal, and medical supplies into Berlin to thwart the Soviet blockade. The round-the-clock operation, which became known as the Berlin Airlift, sustained the residents of West Berlin for over a year, and secured the freedom of West Berlin from Soviet control.<span>
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Answer:
They were not discover that time so false