The correct answer to this question is letter "C. Muslim." The <span>religious group that faced increased discrimination in the wake of the terrorist attacks of September 11, 2001 is the Muslim. They are believed, through the terrorists, to be the reason of the 9/11 event.</span>
"popular sovereignty" which really just allowed settlers of the territory to decide whether slavery would be banned within their new state's border. Causing many people to rebel including the KKK.<span />