The correct answer to this open question is the following.
The response to the launching of Sputnik by the Soviet Union in 1957 was the following: "the federal government began spending billions of dollars to improve American science and language education."
The space program had to be sped up because, in those years of the Cold War, it was inadmissible for the United States to behind the Soviet Union in the space race. The United States federal government also invested a lot in education and space research.
On October 4, 1957, the Soviet Union launched Sputnik into space. People in American could not believe what their eyes were watching and their ears were listening. United States citizens expressed concerns about the lag of their country in the Space Race.
On April 12, 1961, the Soviet Union did it again. They launched Vistock 1, with Yuri Gagarin into space.
The correct answer is C. The Arab Spring protests reflected global cultural diffusion because they relied heavily on global communication technology to succeed.
The role that the Internet played in these revolutions and social networks is being widely discussed among those who defend it as a great cause of the revolts and who cite it simply as a change in the media and never as a profound cause. In any case, the rapid communication through the Network has served to have their own characteristics, such as spontaneity and the clear absence of leadership. In the Egyptian case, in addition, Internet was revealed so important that it was banned by the government along with mobile phones and, a few days later, to the Al Jazeera television network, which was broadcasting 24 hours on the Internet. However, the Egyptians have been able to communicate through ruses and old technologies such as fax.
The correct answer is D. Countries sometimes seek allies to preserve the balance of power.
Explanation
The image shows a graph in form of balance that describes the alliances between countries during World War I. In the right part, is shown the main triangle of the Triple Alliance in which were Italy, Germany, and Austro-Hungary (Serbia), also in the below part is Romania who allied a year after (1883) to be in this coalition in 1882. On the left side are shown the countries involved in the Triple Entente, which were Great Britain, Russia, Japan, and France also at the bottom was the Balkan League that joined this collation in 1912 (several years after the formation of the alliance). This image shows that the alliances had a similar number of members to have a balance of power during the war. Also, the form of balance allows concluding that there was equality of forces between both factions. Therefore, the correct answer is D. Countries sometimes seek allies to preserve the balance of power.
Answer:
use a calculator and work it piece by piece
Explanation: