16-20 題，段落填空。
     There is little doubt that the current wave of globalization has resulted in new   16    flowsand networks, some of which have had criminogenic consequences that have generated new    17    concerns. The    18    of people, money, information, and commodities has provided newopportunity for criminal activities. Many countries are finding that their    19    to deliver order andsafety is increasingly    20    by global forces.
16.
(A) cross-border
(B) firecracker
(C) expensive
(D) enforce