| Which of the following actions should be taken once the vessel is berthed and will not leave port again for several weeks? |
| A) The GMDSS Radio Operator must notify the NCS that the vessel will be off-line, and wait for the NCS to acknowledge with a confirmation number that must be logged. |
| B) The Inmarsat-C system can be powered down without taking additional steps once the GMDSS Radio Operator has ensured that all incoming SafetyNETTM messages have been received and stored. |
| C) The GMDSS Radio Operator must log out of the Inmarsat-C system. |
| D) The GMDSS Radio Operator must transmit an all-ships alert, to notify vessels within the satellite's footprint that the vessel will be off-line. |
