ATPL: Which of the following calls is a 'general call'?
Domanda 105, IFR Communications - ATPL - Airline Transport Pilot license
| ALL STATIONS Stephenville CONTROL |
| YX-EFG, YX-FGH over |
| YX-DEF Stephenville CONTROL |
| YX-ABC, YX-BCD, YX-CDE Stephenville CONTROL |
