A victim is coughing and wheezing from a partialobstruction of the airway. An observer should （）.<br>A:perform the Heimlich maneuver<br>B:immediately start CPR<br>C:give back blows and something to drink<br>D:allow the person to continue coughing and dislodge the obstruction on his own

A victim is coughing and wheezing from a partialobstruction of the airway. An observer should （）.
A:perform the Heimlich maneuver
B:immediately start CPR
C:give back blows and something to drink
D:allow the person to continue coughing and dislodge the obstruction on his own

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