T1F03 : When are you required to transmit your assigned call sign?
A
At the beginning of each contact, and every 10 minutes thereafter
B
At least once during each transmission
C
At least every 15 minutes during and at the end of a communication
D
At least every 10 minutes during and at the end of a communication
Correct Answer: At least every 10 minutes during and at the end of a communication