If you have to abandon ship, the EPIRB can be used to __________.

Correct Answer: Option B — send radio homing signals to searching aircraft

When abandoning ship, an activated EPIRB serves as a vital homing and positioning beacon. While 406 MHz signals are relayed via satellite, integrated 121.5 MHz homing transmitters or 9-GHz SARTs guide searching aircraft and vessels directly to the survivors.