54H4 C
 Aboard ship, SafetyNETTM messages can be received by which equipment/methods?
A. VHF DSC on the weather channels.
B. NAVTEX Receiver on 518 kHz or the Tropical Navtex frequency.
C. EGC receiver of the vessel's Inmarsat-C SES.
D. HF SITOR (NBDP) MSI frequencies.
