95J4 B
 Why must the GMDSS operator be able to set-up FEC & ARQ modes and differentiate between them?
A. The proper mode of SFEC must be selected for reception of HF MSI and ARQ selected for initial follow-on TELEX communications in a Distress situation
B. The proper mode must be selected for follow-on TELEX communications in a Distress situation and for the reception of HF MSI.
C. The ARQ TELEX mode must be selected for follow-on TELEX communications in a Distress situation and the BFEC TELEX mode selected for reception of HF MSI. 
D. The BFEC TELEX mode must be selected for follow-on TELEX communications in a Distress situation and the ARQ TELEX mode selected for reception of HF MSI. 
