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Answer:
Pennsylvania was an economic colossus driven by the expansion of mining, railroads, petroleum, iron and steel production, and manufacturing. The state's voracious demand for labor also fueled a new wave of European immigrants.
Explanation:
Government regulation plays a role in business in protecting consumers, preventing actions taken by businesses that will hurt the overall economy, and also in regulating the financial industries sector to prevent major economic turmoil. Periods of unregulated economic activity have been mired by large booms and busts, so governments have attempted to intervene to regulate economies in order to prevent these damaging cycles to economies.
USA intervened in Korea and Vietnam as war efforts and in Greece and Turkey as coups.
Explanation:
In Turkey the US government aided a coup by the military to overthrow the government which in turn led to a regressive government to be placed in there.
A similar thing happened in Greece when a socialist party was elected into the Country with affiliations or alleged ones with the Soviet Union.
Korea was invaded by the USA in support of the south during the Korean war so as to stop the communist North from taking over all of the Korea under the influence of USSR.
Similar thing happened in Vietnam but it was not successful and Vietnam did fall to the communist army after US departure.
Answer: C. Plants utilize radioisotopes in the same way they use non radioisotopes because they are chemically identical.