單項(xiàng)選擇題If your asphalt barge has operated more than 12 months in saltwater in the 24 month period since it was last dry-docked,when is it required to be hauled out again? ()

A.12 months since last dry-docking
B.18 months since last dry-docking
C.24 months since last dry-docking
D.36 months since last dry-docking


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A.Replace the batteries
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D.Replace the platinum filament

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A.on
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