15 All the components are numbered _____ from 01 to 20 for the assembly line.
(A) figuratively
(B) sequentially
(C) tremendously
(D) randomly
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統計: A(2), B(9), C(1), D(5), E(0) #3664313
統計: A(2), B(9), C(1), D(5), E(0) #3664313