42.The number of existing mail-order bride services is .
(A)four times the original number
(B)one-fourth of the original number
(C)3,400
(D)100 times the original number
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統計: A(12), B(0), C(0), D(3), E(0) #2322882
統計: A(12), B(0), C(0), D(3), E(0) #2322882