Answer:
The Domino Theory was based on the idea that communism was a contagious force that spread from country to country. It was first advanced during Harry S. Truman's presidency, when WW2 ended, as the United States adopted the policy of Containment to restrict communist expansion and the sphere of influence held by the USSR.
The supply of coal was crucial to the industrial revolution because coal was cheap and affordable and also it was an excellent source of energy. Coal was the best energy source at the time of the industrial revolution and would allow for machines to be coal powered.
Answer:
B
Explanation:
Because not all goods are traded internationally. ... - Because production of most goods involves increasing opportunity costs.
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Answer:
Development of the assembly-line
Explanation:
Ford is known for being the first person to begin to make cars on an assembly-line thus increasing productivity and profits.
