Answer:
D) The lasting machine sped up the process and saved workers time and energy.
Explanation:
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A. developed as a result of the tensions between the US. and the Soviet Union.
This is because The Cold War was only between the United States and Russia! Hope this helps!
Privatise is transfer a business from public to private ownership and control.
Social insurance is a concept where the government intervenes in the insurance market to ensure that a group of individuals are insured or protected against the risk of any emergencies that lead to financial problems.