If a crewman suffers a second-degree burn on the arm，you should ______.A.drain any blistersB.apply antiseptic ointmentC.scrub the arm thoroughly to prevent infectionD.immerse the arm in cold water
If a crewman suffers a second-degree burn on the arm，you should ______.
A.drain any blisters
B.apply antiseptic ointment
C.scrub the arm thoroughly to prevent infection
D.immerse the arm in cold water
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