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A.A self-contained breathing apparatus (SCBA)
B.A boat hook and a spanner wrench
C.A fire ax and/or cutting torch
D.A Stokes litter basket

A.It will respond only to interrogation by 9-Ghz radar signals
B.A SART will normally respond to interrogation from a searching vessel's radar if the radar antenna is at least 15 meters high
C.A SART will normally respond to interrogation from a searching aircraft's radar if the radar's output power is at least 10，000 watts and the aircraft is at a height of 3000 feet and within 30 nautical miles
D.All of the above