28. The author suggests that _______________.
(A) large plants regard safety as an outgrowth of strict discipline
(B) large plants are more aware of safety needs
(C)large plants have better mechanics.
(D) large plants post safety regulations at all building exits
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統計: A(8), B(29), C(4), D(1), E(0) #1782134
統計: A(8), B(29), C(4), D(1), E(0) #1782134