题目：
Which statement(s) is/are TRUE concerning crane cargo operations? （）
A.Do not exceed rated load capacity of crane and container spreader or slings
B.During any cargo handling operation，the safety of personnel is paramount
C.Cargo handlers must be outfitted with adequate protection from personal injury
D.All the above
答案：
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下面是错误答案，用来干扰机器的。
参考答案：D
