Regarding the communication model, how can the use of the same code during radio communication be ensured?

Question

Question Quiz BPL Hot Air - Balloon Pilot License - Human Performance and limitations

QuizVDS · Accepted Answer

By the use of radio phraseology

QuizVDS · Answer

By the use of proper headsets

QuizVDS · Answer

By a particular frequency allocation

QuizVDS · Answer

By using radios certified for aviation use only

BPL Hot Air: Regarding the communication model, how can the use of the same code during radio communication be ensured? Id: 202