单选题A major advantage of the NAVTEX system when compared to other systems is that（）.Athe information can be received on an ordinary FM radioBwarnings are printed out for reading when convenientCbroadcasts are at scheduled timesDa low frequency band is used for long distance transmission
单选题
A major advantage of the NAVTEX system when compared to other systems is that（）.
A
the information can be received on an ordinary FM radio
B
warnings are printed out for reading when convenient
C
broadcasts are at scheduled times
D
a low frequency band is used for long distance transmission
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