单选题What is NOT a precaution to be taken when topping off? （）AReduce the loading rateBNotify the engine room of the procedureCMaintain communications with the dock manDGive the operation your undivided attention
单选题
What is NOT a precaution to be taken when topping off? （）
A
Reduce the loading rate
B
Notify the engine room of the procedure
C
Maintain communications with the dock man
D
Give the operation your undivided attention
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