单选题关于船舶识别号的规定，以下正确的是（）。 Ⅰ、该永久性标志可制成突出的字符，或刻入或用中心冲头冲制 Ⅱ、该永久性标志应清晰可见，与船体上的任何其他标记分开 Ⅲ、该永久性标志应在船舶外部、内部各标记一个AⅠ＋ⅡBⅠ＋ⅢCⅡ＋ⅢDⅠ＋Ⅱ＋Ⅲ
单选题
关于船舶识别号的规定，以下正确的是（）。 Ⅰ、该永久性标志可制成突出的字符，或刻入或用中心冲头冲制 Ⅱ、该永久性标志应清晰可见，与船体上的任何其他标记分开 Ⅲ、该永久性标志应在船舶外部、内部各标记一个
A
Ⅰ＋Ⅱ
B
Ⅰ＋Ⅲ
C
Ⅱ＋Ⅲ
D
Ⅰ＋Ⅱ＋Ⅲ
参考解析
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