During an annual FCC inspection（）.<br>A:all required documents and publications may have to be produced<br>B:licensed GMDSS radio operators may be required to demonstrate equipment competencies<br>C:all required equipment must be fully operational<br>D:All of the above

During an annual FCC inspection（）.
A:all required documents and publications may have to be produced
B:licensed GMDSS radio operators may be required to demonstrate equipment competencies
C:all required equipment must be fully operational
D:All of the above

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