单选题The bilge main is arranged to drain any watertight compartment （） ballast, oil or water tanks and to discharge the contents overboard.Arather thanBother thanCin addition thatDexcept for
单选题
The bilge main is arranged to drain any watertight compartment （） ballast, oil or water tanks and to discharge the contents overboard.
A
rather than
B
other than
C
in addition that
D
except for
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