The text mentions that "during the confusion of the Civil War over 100,000 enslaved people found their way to freedom on the
Underground Railroad." What is meant by confusion?

the recent bombing of the uss cole is one of many incidents of terrorism directed against the united states. more than 40 percent of the world’s terrorism is directed against u.s. targets.   pursue the alleged perpetrators through the criminal justice system, and still others would beef up intelligence capabilities. to deal with potential attacks involving weapons of mass destruction, some analysts advocate extending the reach of law enforcement agencies or spending more on domestic preparedness programs; others would encourage a policy of u.s. military restraint overseas to attempt to reduce the motivation for terrorist attacks on u.s. targets.

just finished this it is b. centrifugal force

whats the question? im not quite understanding your question.