Which categories of NAVTEX messages may not be selectively rejected through receiver programming?()
A、A.Navigational warnings
B、B.Weather warnings
C、C.SAR and distress alert information
D、D.All of the above
A、A.Navigational warnings
B、B.Weather warnings
C、C.SAR and distress alert information
D、D.All of the above
A、whitelists, blacklists, SurfControl categories B、blacklists, whitelists, SurfControl categories C、SurfControl categories, whitelists, blacklists D、SurfControl categories, blacklists, whitelists
A、ECDIS warnings and messages B、Hydrographic Office data C、Notice to Mariners information D、All of the above