6. Computerization may _____ the delivery of goods for regular customers.
(A) terminate
(B) obfuscate
(C) promote
(D) expedite
(E) fatigue
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統計: A(0), B(6), C(10), D(25), E(0) #1021227
統計: A(0), B(6), C(10), D(25), E(0) #1021227