What is usually the first step for a GMDSS radio operator to take when initiating a distress priority message via INMARSAT?
A.
By dialing the correct code on the telephone remote unit.
B.
By press a “distress button” on the equipment
C.
By contacting the CES operator and announcing a distress condition is in existence
D.
By contacting the CES operator using the radiotelephone distress procedure “Mayday”…et