GMDSS: Element 7R

1. A A two-digit number (01-99) indicates the NAVTEX message category.
2. B Message numbers include a date/time group, along with the transmitting station's numerical ID.
3. C The first letter (from A to Z) indicates the NAVTEX transmitting station.
4. D None of these answers is correct.

Tip: press A-D to answer