37E1 A
 Which of the following frequencies and modes is allocated for Distress alerting in GMDSS?
A. 406 MHz via EPIRB, 1626.5-1645.5 MHz via Inmarsat and Channel 70 DSC plus six (6) MF/HF DSC frequencies.
B. 1626.5-1645.5 MHz via Inmarsat, VHF CH-16 plus six (6) MF/HF DSC frequencies, 406 MHz via EPIRB.
C. Channel 70 DSC plus six (6) MF/HF DSC frequencies, 7 voice follow-on and 6 telex follow-on frequencies.
D. Mayday on VHF Channel 70 and the other six voice follow-on frequencies.
