Click the button below to see the act that President Clinton signed "to establish the Little Rock Central High School National Historic Site."
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Which phrase in this document describes the main reason for establishing Central High as a National Historic Site?

"was one of the most significant Court decisions in the history of the United States"
"served as a catalyst for the integration of other, previously segregated public schools in the United States"
"which has been named by the American Institute of Architects as 'the most beautiful high school building in America'"
"interpret for future generations the events associated with early desegregation"