阿摩線上測驗
7. In the US, before 2001, border functions were divided among various federal departments; however, the 9/11 events called for _____ of most of them under one roof.
(A) perception
(B) sensation
(C) consolidation
(D) transition
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統計： A(3), B(2), C(4), D(2), E(0) #3891936
統計： A(3), B(2), C(4), D(2), E(0) #3891936
