A pandemic<span> is an </span>epidemic (<span>An </span>epidemic<span> is a disease that spreads rapidly among many people in a community at the same time.)</span><span> of </span>infectious disease<span> that has spread through human populations across a large region; for instance multiple </span>continents, or even worldwide.
<span>NATO was formed to provide collective security against the Soviet Union in 1949.
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The correct answer is alternative B: to end segregation in public education.
The National Association for the Advancement of Colored People (NAACP) filed the case with the claim that it was unconstitutional to have segregated facilities for black and white. They won the case, and the United States Supreme Court ruled racial segregation to be unconstitutional in public schools.