The best claim that supported the given passage is an invasion by the United States could remove Kim Jong-un from power with few casualties.
Who is Kim Jong-un?
Kim Jong-un is defined as a North Korean political leader that has been the country's Workers' Party of Korea's leader since 2012.
Citizens of North Korea are rarely allowed to travel freely within the country, let alone overseas. Immigration and emigration are tightly regulated.
In one paragraph, it is concluded that a US invasion would be able to depose Kim Jong-un with little losses.
Therefore, option 3 is correct.
learn more about the Kim Jong-un, refer to:
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