Answer:
B. A "cooling-off period."
Explanation:
The Freedom Rides, was a movement initiated by a group consisting of twelve African-Americans and six whites, who were commemorating the seventh anniversary of a decision of the Supreme court which ruled that segregation in schools across the country was not constitutional. These groups attempted entering 'whites only' areas and this action, resulted in violent attacks by white mobs. The movement began on May 4, 1961.
When the situation became really critical, Attorney General Robert Kennedy, issued a statement where he advised that a cooling-off period be observed until a state of normalcy is restored. He reasoned that some of the travelers in the buses were innocent people who needed to get to their destinations, and so could easily be attacked by the mob who asks no questions.
Napoleon's conquest was largely fueled by nationalism, which was a relatively new idea that then took hold of Europe in the 1800s and contributed to late colonial efforts around the world. After Napoleon was defeated, the borders of Europe were redrawn to create a more stable balance of power. These nations shifted to more conservative governments to prevent similar revolutions and rebellion. Importantly,
None of the above. The answer would be a Paleontologist. And who says watching Jurassic park doesn't help with education.