Hello
The correct answer is Isolationism
Becasue isolationism is where a country does not let anyone in or out of its borders and it does not participate in worldly afairs. It also has isolation in the name and the definition of isolation is the process or fact of isolating or being isolated.
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delivery of electricity
He contributed to the electrical industry.
An 8 year old girl had to walk through a dangerous area to attend an African American school each day.
I believe that the answer is b
They were strong and they battled it out with North Korea for the dub