A. the creative side of systems theory B. the destructive side of systems theory C. the organizational side of systems theory D. the sensational side of systems theory 参考答案:B 答案解析:细节理解题 本题要求考生判断出9.11 恐怖袭击是“the systems theory”(系统控制论)的创造性的例证,还是破坏性的例证。根据文章第二、四两段,答案应为后者。