35 An immigration officer needs advanced knowledge of the immigration laws and procedures to uncover
potential complex fraud schemes that _____ the integrity of the legal immigration system.
(A) expose
(B) reinforce
(C) defend
(D) threaten
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統計: A(42), B(132), C(64), D(292), E(0) #2436238
統計: A(42), B(132), C(64), D(292), E(0) #2436238