Never read the article, but most likely true
And true
The correct answer is answer C ("To condemn the policies of this predecessor").
In 1956, Nikita S. Khrushchev (a very important figure for the Soviet Union) gave his infamous speech at a closed congress session of the Communist Party. His purpose was to destroy the figure of Stalin by denouncing the abuse of power from the dictator (criticizing his policies of wide-spread mass terror in detail) and also condemn is ineffectiveness at defending the Union from the German Invasion.
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The answer should be:
Animal & human power were generally replaced with steam power.
Approximately 65 percent of the population is visual learners. FACT: The brain processes visual information 60,000 faster than text. FACT: 90 percent of information that comes to the brain is visual.