G2D05

Which of the following indicates that you are looking for an HF contact with any station?

1. ASign your call sign once, followed by the words “listening for a call” -- if no answer, change frequency and repeat
2. BSay “QTC” followed by “this is” and your call sign -- if no answer, change frequency and repeat
3. CRepeat “CQ” a few times, followed by “this is,” then your call sign a few times, then pause to listen, repeat as necessary
4. DTransmit an unmodulated carried for approximately 10 seconds, followed by “this is” and your call sign, and pause to listen -- repeat as necessary

Pick an answer to check it.