545. What sequence of ARQ codes matches the following: shore station indicates it is awaiting instructions from the vessel, vessel requests a live connection to a land telex number, vessel indicates it is done with the coast station?

The correct sequence is GA+?, DIRTLX, BRK +, representing the coast station awaiting instructions, the vessel requesting a direct telex connection, and the vessel ending the communication, respectively. Other options use incorrect codes for these actions.