Barnett Rubin opens his 2007 article, "Saving Afghanistan," with an argument about the centrality of Afghanistan to U.S. security interests. It all comes back to terrorism "of global reach," that is, of the sorts of terrorist organizations capable of mounting 9/11-type attacks. According to Rubin, where is the "main center of terrorism 'of global reach'"? A. Tajikistan B. Afghanistan C. Iran D. Pakistan

Barnett Rubin opens his 2007 article, "Saving Afghanistan," with an argument about the centrality of Afghanistan to U.S. security interests. It all comes back to terrorism "of global reach," that is, of the sorts of terrorist organizations capable of mounting 9/11-type attacks. According to Rubin, where is the "main center of terrorism 'of global reach'"? A. Tajikistan B. Afghanistan C. Iran D. Pakistan