The Iranian Go Safe Crisis.
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Calligraphy is a very decorative/delicate form of writing, so you answer is C. A type of writing.
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B - Some communities closed their schools rather than to integrate.
While some in the the south did not want to integrate their schools, some communities refused (but not most) and they figured out plans to delay integration, transfer students to different schools and close others.
The American Revolution's connection to "liberty" was important on a global scale, since this inspired many other nations, including France, to start revolutions in order to throw off tyranny.