24. _________ serves as the golden rule for all the works undertaken on board.
(A) Work First
(B) Safety First
(C) Speak First
(D) Learn First

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統計： A(0), B(2), C(0), D(0), E(0) #3925895

詳解 (共 1 筆)

#7404985
Answer: (B) Safety ...
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