The decision wasn't good because they weren't correctly calculating
Americans noticed that after the end of the Second World War, the geopolitical landscape of the world would change in favor of the United States, as it no longer had a threat in Europe nor had a threat in the Pacific Ocean, as the Empire of Japan was defeated during the war. This favorable scenario let the United States grow in economic and military power. Two processes that were perceived by the average American citizen, as job opportunities grew due to the development of the industry, leading to improving his or her living conditions.
The Bolsheviks were the Communist Russians after the overthrow of Tsar Nicholas II. Their revolution eventually led to d. Civil War in Russia against the non-communist rulers. This resulted in the Bolshevik winning and Vladimir Lenin taking over.
Answer:
This is an article so it is a secondary source.
Explanation:
Secondary: (in academic research) a book, article, or other source that provides information about an object of study but does not constitute direct, first-hand evidence.
Primary: (in academic research) a document, first-hand account, or other source that constitutes direct evidence of an object of study.
D is the correct answer because they were allied with other nations true.