单选题Prior to backloading portable tanks or drums onto an offshore supply vessel，check that each tank is（）.Apainted yellow with diagonal black stripingBcapped and checked for leaksCcoated with non-corrosive protectionDmounted on pallets
单选题
Prior to backloading portable tanks or drums onto an offshore supply vessel，check that each tank is（）.
A
painted yellow with diagonal black striping
B
capped and checked for leaks
C
coated with non-corrosive protection
D
mounted on pallets
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