A shipmate chokes suddenly，cannot speak，and starts to turn blue. You should ______.A.perform the Heimlich maneuverB.make the victim lie down with the feet elevated to get blood to the brainC.immediately administer CPRD.do nothing until the victim becomes unconscious
A shipmate chokes suddenly，cannot speak，and starts to turn blue. You should ______.
A.perform the Heimlich maneuver
B.make the victim lie down with the feet elevated to get blood to the brain
C.immediately administer CPR
D.do nothing until the victim becomes unconscious
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