Answer:
C. Its message is unreliable because it is an example of procommunist propaganda.
Yes, there were at least 5
Changes in social and living conditions. The industrial and economic developments of the Industrial Revolution brought significant social changes. Industrialization resulted in an increase in population and the phenomenon of urbanization, as a growing number of people moved to urban centres in search of employment.
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The statement said by Soviet leader Leonid Brezhnev put forth the Brezhnev Doctrine, which stated that any threat to rule in Central and Europe would require intervention by fellow states is wrong.
The Brezhnev Doctrine
Soviet leader Leonid Brezhnev proposed a foreign policy known as the Brezhnev Doctrine in 1968. It urged the Soviet Union to use military force to defend socialism in socialist or Eastern Bloc nations in Europe.
The invasion of Czechoslovakia by the Soviet Union in 1968 was followed by the Brezhnev Doctrine. It was abandoned, nevertheless, under Gorbachev's leadership. As a result, the Brezhnev Doctrine did not stipulate that any threat to Europe would need a Warsaw-Pact nation's military action.
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He was commissioned by the Portuguese king to find a maritime route to the East. His success in doing so proved to be one of the more instrumental moments in the history of navigation.