Some of these shoals have been disproved and are not charted. Nevertheless mariners should （）with particular caution in this area.<br>A:go<br>B:proceed<br>C:move<br>D:remove

Some of these shoals have been disproved and are not charted. Nevertheless mariners should （）with particular caution in this area.
A:go
B:proceed
C:move
D:remove

出自：海船船员证

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